<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:1edb7f71-b8b6-49b9-83e0-2c48d4cad6f2,g:cbe94205-1226-41f5-9af6-dbc713b9617c-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.renttherunway.com/role/Cover" xlink:type="simple" xlink:href="rent-20251031.xsd#Cover"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityListingsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityListingsTable_3915ee13-30bd-409a-9608-6d311bc7a161" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityListingsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityListingsTable_3915ee13-30bd-409a-9608-6d311bc7a161" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_2d524d16-6aca-475d-b50a-b2023ce2179a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntityListingsTable_3915ee13-30bd-409a-9608-6d311bc7a161" xlink:to="loc_us-gaap_StatementClassOfStockAxis_2d524d16-6aca-475d-b50a-b2023ce2179a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_2d524d16-6aca-475d-b50a-b2023ce2179a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_2d524d16-6aca-475d-b50a-b2023ce2179a" xlink:to="loc_us-gaap_ClassOfStockDomain_2d524d16-6aca-475d-b50a-b2023ce2179a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_16e46b9d-c815-40e8-b8c0-515b2bddfb56" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_2d524d16-6aca-475d-b50a-b2023ce2179a" xlink:to="loc_us-gaap_ClassOfStockDomain_16e46b9d-c815-40e8-b8c0-515b2bddfb56" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_285f3322-6424-4aa5-92ee-7c9891aaee89" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_16e46b9d-c815-40e8-b8c0-515b2bddfb56" xlink:to="loc_us-gaap_CommonClassAMember_285f3322-6424-4aa5-92ee-7c9891aaee89" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_5affc90f-18f9-4f27-8819-6ae13f3d2eea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_16e46b9d-c815-40e8-b8c0-515b2bddfb56" xlink:to="loc_us-gaap_CommonClassBMember_5affc90f-18f9-4f27-8819-6ae13f3d2eea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_b411dd01-763d-45ed-9504-38ea6eb4dd10" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_DocumentType_b411dd01-763d-45ed-9504-38ea6eb4dd10" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_148ab284-a4c4-42c6-a3fc-01a79a300b07" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentQuarterlyReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_DocumentQuarterlyReport_148ab284-a4c4-42c6-a3fc-01a79a300b07" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_9e19b04b-662d-4f05-a2e8-cce09627dd49" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_DocumentPeriodEndDate_9e19b04b-662d-4f05-a2e8-cce09627dd49" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_f194a94e-9d73-48a8-b4dd-3adc62b115a5" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_DocumentTransitionReport_f194a94e-9d73-48a8-b4dd-3adc62b115a5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_9b987624-3181-49fd-897c-9f8822d4db37" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityFileNumber_9b987624-3181-49fd-897c-9f8822d4db37" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_d648e130-3d49-482f-8eb8-2da4a7f75a93" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityRegistrantName_d648e130-3d49-482f-8eb8-2da4a7f75a93" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_6788817b-0ada-4008-b6f1-a53304bade56" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityIncorporationStateCountryCode_6788817b-0ada-4008-b6f1-a53304bade56" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_0e01a32f-5eb5-46c1-bbfa-7b4ccf2272fc" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityTaxIdentificationNumber_0e01a32f-5eb5-46c1-bbfa-7b4ccf2272fc" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_29f9d6c9-70fe-4468-b9e9-9d54792391a7" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityAddressAddressLine1_29f9d6c9-70fe-4468-b9e9-9d54792391a7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_b84437ff-bdea-4a1f-ad47-7777910e1c2f" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityAddressCityOrTown_b84437ff-bdea-4a1f-ad47-7777910e1c2f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_e69f2d86-c4bd-4531-9185-d98a49ca5daf" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityAddressStateOrProvince_e69f2d86-c4bd-4531-9185-d98a49ca5daf" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_cf08a428-350b-4ef4-b9d8-ff5b740a8b76" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityAddressPostalZipCode_cf08a428-350b-4ef4-b9d8-ff5b740a8b76" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_253b95b9-f6cb-478d-968c-61997605321a" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_CityAreaCode_253b95b9-f6cb-478d-968c-61997605321a" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_cff2b6fd-96e1-4c8f-b3bf-02950a069727" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_LocalPhoneNumber_cff2b6fd-96e1-4c8f-b3bf-02950a069727" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_925df2f2-7add-465c-847a-30a9ed9de3c9" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_Security12bTitle_925df2f2-7add-465c-847a-30a9ed9de3c9" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_d446c4f0-ce52-4b92-b7de-1e3ed80b3067" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_TradingSymbol_d446c4f0-ce52-4b92-b7de-1e3ed80b3067" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_6372f227-9ebd-4847-9447-0b21552fbeee" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_SecurityExchangeName_6372f227-9ebd-4847-9447-0b21552fbeee" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_444271d2-4a87-4b2b-b4f3-7779fc6bfebe" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityCurrentReportingStatus_444271d2-4a87-4b2b-b4f3-7779fc6bfebe" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_712763b4-c692-40b6-bd6c-53cb294e866c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityInteractiveDataCurrent_712763b4-c692-40b6-bd6c-53cb294e866c" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_f57b1cf0-22a5-4481-a194-29cd946fced2" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityFilerCategory_f57b1cf0-22a5-4481-a194-29cd946fced2" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_67773f28-d3b7-4755-b525-0566260820c2" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntitySmallBusiness_67773f28-d3b7-4755-b525-0566260820c2" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_e3ed2f84-63f0-4127-9bee-3e9ed630b5af" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityEmergingGrowthCompany_e3ed2f84-63f0-4127-9bee-3e9ed630b5af" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityExTransitionPeriod_83fe6b13-cdf1-4b9b-9952-d8da39f42bcf" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityExTransitionPeriod_83fe6b13-cdf1-4b9b-9952-d8da39f42bcf" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_b7946526-1281-430a-a2b6-5e3434768e23" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityShellCompany_b7946526-1281-430a-a2b6-5e3434768e23" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_e5c9ca28-aac5-47a7-9362-4ad81a9b19fe" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_e5c9ca28-aac5-47a7-9362-4ad81a9b19fe" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_1f037923-b260-4dc5-ac32-43d805c2016d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_EntityCentralIndexKey_1f037923-b260-4dc5-ac32-43d805c2016d" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_26fdb8f5-2895-49cf-81d7-1acbee64aa4b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_CurrentFiscalYearEndDate_26fdb8f5-2895-49cf-81d7-1acbee64aa4b" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_a80d6878-9a9a-4cfd-8758-1582774e7b1d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_DocumentFiscalYearFocus_a80d6878-9a9a-4cfd-8758-1582774e7b1d" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_f37c3e4a-260b-4e70-b304-762a5e53661a" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_DocumentFiscalPeriodFocus_f37c3e4a-260b-4e70-b304-762a5e53661a" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_daa24c5e-d64c-41d5-9956-93a132add066" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_07cfbc32-7a61-41f5-9572-c19dd431f0c8" xlink:to="loc_dei_AmendmentFlag_daa24c5e-d64c-41d5-9956-93a132add066" xlink:type="arc" order="29"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="rent-20251031.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_b774999b-bc1e-4b8c-9ce5-7fdc6dacdb13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_552f50e5-78d8-4e88-b4bd-e7030dd358c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_b774999b-bc1e-4b8c-9ce5-7fdc6dacdb13" xlink:to="loc_us-gaap_StatementTable_552f50e5-78d8-4e88-b4bd-e7030dd358c9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_20cfc55c-960a-490e-89de-319c641ed5dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_552f50e5-78d8-4e88-b4bd-e7030dd358c9" xlink:to="loc_us-gaap_StatementClassOfStockAxis_20cfc55c-960a-490e-89de-319c641ed5dc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_20cfc55c-960a-490e-89de-319c641ed5dc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_20cfc55c-960a-490e-89de-319c641ed5dc" xlink:to="loc_us-gaap_ClassOfStockDomain_20cfc55c-960a-490e-89de-319c641ed5dc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_61ef3e73-6f04-4c6a-8ac6-307876c9f411" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_20cfc55c-960a-490e-89de-319c641ed5dc" xlink:to="loc_us-gaap_ClassOfStockDomain_61ef3e73-6f04-4c6a-8ac6-307876c9f411" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_659ccf37-f68e-4214-9402-d38d3822bb19" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_61ef3e73-6f04-4c6a-8ac6-307876c9f411" xlink:to="loc_us-gaap_CommonClassAMember_659ccf37-f68e-4214-9402-d38d3822bb19" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_4bfc4341-80bd-4dbc-955a-4699b8c26293" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_61ef3e73-6f04-4c6a-8ac6-307876c9f411" xlink:to="loc_us-gaap_CommonClassBMember_4bfc4341-80bd-4dbc-955a-4699b8c26293" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_b774999b-bc1e-4b8c-9ce5-7fdc6dacdb13" xlink:to="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_fe4007e5-e9b7-4002-9ada-fe1dc4d9eb76" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_us-gaap_AssetsCurrentAbstract_fe4007e5-e9b7-4002-9ada-fe1dc4d9eb76" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3142dbd3-c9a7-4c0e-a0b7-3d113f061f63" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_fe4007e5-e9b7-4002-9ada-fe1dc4d9eb76" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3142dbd3-c9a7-4c0e-a0b7-3d113f061f63" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_07a56013-4bfa-4f56-8b27-6f174b03fe66" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_fe4007e5-e9b7-4002-9ada-fe1dc4d9eb76" xlink:to="loc_us-gaap_RestrictedCashCurrent_07a56013-4bfa-4f56-8b27-6f174b03fe66" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_8bee72e1-acdb-42f5-bc19-f8032786febb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_fe4007e5-e9b7-4002-9ada-fe1dc4d9eb76" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_8bee72e1-acdb-42f5-bc19-f8032786febb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_6e2023af-446e-47d2-9683-d4a3d1b907e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_fe4007e5-e9b7-4002-9ada-fe1dc4d9eb76" xlink:to="loc_us-gaap_AssetsCurrent_6e2023af-446e-47d2-9683-d4a3d1b907e3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashNoncurrent_2baf17b2-03f4-4051-9f39-4aecd2c87e4b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_us-gaap_RestrictedCashNoncurrent_2baf17b2-03f4-4051-9f39-4aecd2c87e4b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductNet_cf5b0d4c-94ec-4a4b-8c54-d90e27fb6d8a" xlink:href="rent-20251031.xsd#rent_RentalProductNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_rent_RentalProductNet_cf5b0d4c-94ec-4a4b-8c54-d90e27fb6d8a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_0f3a0f9a-9425-4fbe-8bf6-bf25944f3bcb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_0f3a0f9a-9425-4fbe-8bf6-bf25944f3bcb" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_303376dd-0218-4c00-b853-d60fa3e9d9c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_303376dd-0218-4c00-b853-d60fa3e9d9c1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_2c5b8a46-7180-46f5-a440-a754aa60b9e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_2c5b8a46-7180-46f5-a440-a754aa60b9e6" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_dab8f4f2-19ed-44b4-b1b6-3885f94d841e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_dab8f4f2-19ed-44b4-b1b6-3885f94d841e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_a987c45b-a544-41c3-a67a-7384cdfe6416" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_5ee438b1-e0bd-41bc-9088-446f581478da" xlink:to="loc_us-gaap_Assets_a987c45b-a544-41c3-a67a-7384cdfe6416" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_b774999b-bc1e-4b8c-9ce5-7fdc6dacdb13" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_3f2242e8-9591-489e-8218-54a1a41874e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:to="loc_us-gaap_AccountsPayableCurrent_3f2242e8-9591-489e-8218-54a1a41874e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccruedLiabilitiesAndOtherLiabilitiesCurrent_31f1b733-b67c-4361-a28b-a2e2c668d13f" xlink:href="rent-20251031.xsd#rent_AccruedLiabilitiesAndOtherLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:to="loc_rent_AccruedLiabilitiesAndOtherLiabilitiesCurrent_31f1b733-b67c-4361-a28b-a2e2c668d13f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenueCurrent_4cb9a97b-4326-4bdf-af51-622367160d99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredRevenueCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:to="loc_us-gaap_DeferredRevenueCurrent_4cb9a97b-4326-4bdf-af51-622367160d99" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CustomerCreditLiabilitiesCurrent_d06d6b06-62a3-46aa-8152-b8d81364e9f4" xlink:href="rent-20251031.xsd#rent_CustomerCreditLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:to="loc_rent_CustomerCreditLiabilitiesCurrent_d06d6b06-62a3-46aa-8152-b8d81364e9f4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_111b002b-6a35-483d-be1a-d1a7d5cce937" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_111b002b-6a35-483d-be1a-d1a7d5cce937" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_67ea4468-0531-4c9e-817f-ad88a2c1847a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_c3b4949c-e76b-416b-9721-49d7800f5d40" xlink:to="loc_us-gaap_LiabilitiesCurrent_67ea4468-0531-4c9e-817f-ad88a2c1847a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_2c059c3a-ed69-4994-97d6-eeddad200ba6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_2c059c3a-ed69-4994-97d6-eeddad200ba6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_f42410e4-ed58-4f7f-bff4-edd2db85f033" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_f42410e4-ed58-4f7f-bff4-edd2db85f033" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_8d5fdab6-d37f-48b8-9df3-a66626f1749a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_8d5fdab6-d37f-48b8-9df3-a66626f1749a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_ba3558f4-e545-4362-990a-85f5f1d46b13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_Liabilities_ba3558f4-e545-4362-990a-85f5f1d46b13" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_25f9a80e-8943-4727-a8ed-d21237661d10" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_CommitmentsAndContingencies_25f9a80e-8943-4727-a8ed-d21237661d10" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_32c4cc16-6b18-4ea7-973c-6949c16da8cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_StockholdersEquityAbstract_32c4cc16-6b18-4ea7-973c-6949c16da8cb" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_13ced2f9-e2de-416c-a915-95a1de879639" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_32c4cc16-6b18-4ea7-973c-6949c16da8cb" xlink:to="loc_us-gaap_CommonStockValue_13ced2f9-e2de-416c-a915-95a1de879639" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_8939fafa-e95c-4bf8-9333-483c8a495c7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_32c4cc16-6b18-4ea7-973c-6949c16da8cb" xlink:to="loc_us-gaap_PreferredStockValue_8939fafa-e95c-4bf8-9333-483c8a495c7b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_57c9ee9d-8c68-43b3-aad0-d599000b1b09" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_32c4cc16-6b18-4ea7-973c-6949c16da8cb" xlink:to="loc_us-gaap_AdditionalPaidInCapital_57c9ee9d-8c68-43b3-aad0-d599000b1b09" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_d423f94d-8da4-48af-8c24-702143004288" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_32c4cc16-6b18-4ea7-973c-6949c16da8cb" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_d423f94d-8da4-48af-8c24-702143004288" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_8aaa0550-96e4-4716-bafa-10e2edcace8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_32c4cc16-6b18-4ea7-973c-6949c16da8cb" xlink:to="loc_us-gaap_StockholdersEquity_8aaa0550-96e4-4716-bafa-10e2edcace8c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_39cf9f68-466b-4c46-885b-7181c2428666" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_99d6e6b8-6928-40fb-85c4-a8e67308130d" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_39cf9f68-466b-4c46-885b-7181c2428666" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="rent-20251031.xsd#CondensedConsolidatedBalanceSheetsParenthetical"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_1cc50225-842f-48b3-b05c-42618f8913da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_StatementTable_1cc50225-842f-48b3-b05c-42618f8913da" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_95df0a2b-2acb-436d-b195-963caf218215" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_1cc50225-842f-48b3-b05c-42618f8913da" xlink:to="loc_us-gaap_StatementClassOfStockAxis_95df0a2b-2acb-436d-b195-963caf218215" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_95df0a2b-2acb-436d-b195-963caf218215_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_95df0a2b-2acb-436d-b195-963caf218215" xlink:to="loc_us-gaap_ClassOfStockDomain_95df0a2b-2acb-436d-b195-963caf218215_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_a5d5e6db-f14a-4181-bc88-0bb04fa4a05c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_95df0a2b-2acb-436d-b195-963caf218215" xlink:to="loc_us-gaap_ClassOfStockDomain_a5d5e6db-f14a-4181-bc88-0bb04fa4a05c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_384e216c-2dd0-4748-8475-2a2300481cf1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_a5d5e6db-f14a-4181-bc88-0bb04fa4a05c" xlink:to="loc_us-gaap_CommonClassAMember_384e216c-2dd0-4748-8475-2a2300481cf1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_508e69a1-e68c-4eaf-8245-2ef39b73a01c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_a5d5e6db-f14a-4181-bc88-0bb04fa4a05c" xlink:to="loc_us-gaap_CommonClassBMember_508e69a1-e68c-4eaf-8245-2ef39b73a01c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_77dc58c9-d5ca-4c88-9994-59496edc2b43" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_77dc58c9-d5ca-4c88-9994-59496edc2b43" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_14d6af48-391c-46b9-9ef8-09d9b2a82769" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_14d6af48-391c-46b9-9ef8-09d9b2a82769" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_b136cabc-ed3b-4ab7-88ec-0338ed7e6408" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_CommonStockSharesIssued_b136cabc-ed3b-4ab7-88ec-0338ed7e6408" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_0aa4717d-cd01-44fe-bbb6-efce5b89568b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_0aa4717d-cd01-44fe-bbb6-efce5b89568b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_59260d42-30ae-4a33-85fd-9bfbe930497f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_59260d42-30ae-4a33-85fd-9bfbe930497f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_f6da3f3a-ef7d-4584-87da-dad2d64c4f97" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_f6da3f3a-ef7d-4584-87da-dad2d64c4f97" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_c324bce6-457d-4a0c-add5-45879fe00136" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_PreferredStockSharesIssued_c324bce6-457d-4a0c-add5-45879fe00136" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_4445a248-a4e3-42c1-a3e9-90d49af795d5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44b8ae4d-ac1a-4982-9d49-5f1c1a2aadbe" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_4445a248-a4e3-42c1-a3e9-90d49af795d5" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/CondensedConsolidatedStatementsofChangesinStockholdersEquityDeficit" xlink:type="simple" xlink:href="rent-20251031.xsd#CondensedConsolidatedStatementsofChangesinStockholdersEquityDeficit"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/CondensedConsolidatedStatementsofChangesinStockholdersEquityDeficit" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_12a08386-9a37-492d-9a9c-3a93282ef475" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_af20044b-a68c-4614-917d-0a20d6a7588d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_12a08386-9a37-492d-9a9c-3a93282ef475" xlink:to="loc_us-gaap_StatementTable_af20044b-a68c-4614-917d-0a20d6a7588d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_fca413a5-df98-43d1-bbb4-2b177458acd4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_af20044b-a68c-4614-917d-0a20d6a7588d" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_fca413a5-df98-43d1-bbb4-2b177458acd4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_fca413a5-df98-43d1-bbb4-2b177458acd4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_fca413a5-df98-43d1-bbb4-2b177458acd4" xlink:to="loc_us-gaap_EquityComponentDomain_fca413a5-df98-43d1-bbb4-2b177458acd4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_293b9832-1540-4c84-8f7e-82b7b9eb2349" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_fca413a5-df98-43d1-bbb4-2b177458acd4" xlink:to="loc_us-gaap_EquityComponentDomain_293b9832-1540-4c84-8f7e-82b7b9eb2349" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_8d42c0c1-5a81-4253-abcf-1abc94ce2bca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_293b9832-1540-4c84-8f7e-82b7b9eb2349" xlink:to="loc_us-gaap_CommonStockMember_8d42c0c1-5a81-4253-abcf-1abc94ce2bca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_2d4a356d-6da1-493c-a1de-32d3cae36980" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_293b9832-1540-4c84-8f7e-82b7b9eb2349" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_2d4a356d-6da1-493c-a1de-32d3cae36980" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_be5cf574-8302-4e20-a1ff-18ef97971c6c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_293b9832-1540-4c84-8f7e-82b7b9eb2349" xlink:to="loc_us-gaap_RetainedEarningsMember_be5cf574-8302-4e20-a1ff-18ef97971c6c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_12a08386-9a37-492d-9a9c-3a93282ef475" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_1144aa31-647e-4eb8-bab0-7b5297fcd261" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_SharesOutstanding_1144aa31-647e-4eb8-bab0-7b5297fcd261" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e50632bd-4d58-4ef9-aff9-ef033604c1ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_StockholdersEquity_e50632bd-4d58-4ef9-aff9-ef033604c1ce" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross_edce5d17-e12f-41ab-a37b-aa0d2abbd14e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross_edce5d17-e12f-41ab-a37b-aa0d2abbd14e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_d218e94e-dfe6-4577-b067-57713c5d392a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_d218e94e-dfe6-4577-b067-57713c5d392a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_6a91c39f-3f81-463e-98dc-0dc6bf7b3b5d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_6a91c39f-3f81-463e-98dc-0dc6bf7b3b5d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_c62e8d0a-9dd2-4acc-9dea-dbc7a00ecfc7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_c62e8d0a-9dd2-4acc-9dea-dbc7a00ecfc7" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_4b20f272-fb8d-43c7-a5a4-6bf994812055" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_4b20f272-fb8d-43c7-a5a4-6bf994812055" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_a619a02c-22fb-43c9-92f7-4dc4c5d519a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_a619a02c-22fb-43c9-92f7-4dc4c5d519a4" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_321b28f3-7b65-47bc-92af-e78d13441447" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_e0742733-b4ee-41c3-87b7-fbd642612279" xlink:to="loc_us-gaap_NetIncomeLoss_321b28f3-7b65-47bc-92af-e78d13441447" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_2bde07a9-c1fb-4443-9725-4c3a465d30c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_8e3d143d-fa9a-456e-8fea-a6fa71e70ae9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:href="rent-20251031.xsd#rent_AccountingPoliciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccountingPoliciesTable_841e410f-f123-4636-a55a-3733e4fec166" xlink:href="rent-20251031.xsd#rent_AccountingPoliciesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_rent_AccountingPoliciesTable_841e410f-f123-4636-a55a-3733e4fec166" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_fbc97c15-b408-4db4-8273-880fd80c9f40" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_841e410f-f123-4636-a55a-3733e4fec166" xlink:to="loc_srt_ProductOrServiceAxis_fbc97c15-b408-4db4-8273-880fd80c9f40" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_fbc97c15-b408-4db4-8273-880fd80c9f40_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_fbc97c15-b408-4db4-8273-880fd80c9f40" xlink:to="loc_srt_ProductsAndServicesDomain_fbc97c15-b408-4db4-8273-880fd80c9f40_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_8e0cd390-f4e2-4f29-97ed-d57b4c3e1496" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_fbc97c15-b408-4db4-8273-880fd80c9f40" xlink:to="loc_srt_ProductsAndServicesDomain_8e0cd390-f4e2-4f29-97ed-d57b4c3e1496" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ApparelAndAccessoriesMember_9317987f-2458-41ad-a3de-2930d1ab67ff" xlink:href="rent-20251031.xsd#rent_ApparelAndAccessoriesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_8e0cd390-f4e2-4f29-97ed-d57b4c3e1496" xlink:to="loc_rent_ApparelAndAccessoriesMember_9317987f-2458-41ad-a3de-2930d1ab67ff" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ApparelRentalProductMember_3ca420ae-0c89-40b4-b8ed-eabe3b917ad1" xlink:href="rent-20251031.xsd#rent_ApparelRentalProductMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_8e0cd390-f4e2-4f29-97ed-d57b4c3e1496" xlink:to="loc_rent_ApparelRentalProductMember_3ca420ae-0c89-40b4-b8ed-eabe3b917ad1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_c20702d5-5353-4758-957a-8b1ab71b2adc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_841e410f-f123-4636-a55a-3733e4fec166" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_c20702d5-5353-4758-957a-8b1ab71b2adc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c20702d5-5353-4758-957a-8b1ab71b2adc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_c20702d5-5353-4758-957a-8b1ab71b2adc" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_c20702d5-5353-4758-957a-8b1ab71b2adc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_56450850-a0b0-458f-8938-87e39f442879" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_c20702d5-5353-4758-957a-8b1ab71b2adc" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_56450850-a0b0-458f-8938-87e39f442879" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueNetMember_0164c279-abf6-45f2-9eb5-f2113ed78d01" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SalesRevenueNetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_56450850-a0b0-458f-8938-87e39f442879" xlink:to="loc_us-gaap_SalesRevenueNetMember_0164c279-abf6-45f2-9eb5-f2113ed78d01" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_11ae0e88-7267-4cd8-a616-8c6f089743db" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_841e410f-f123-4636-a55a-3733e4fec166" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_11ae0e88-7267-4cd8-a616-8c6f089743db" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_11ae0e88-7267-4cd8-a616-8c6f089743db_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_11ae0e88-7267-4cd8-a616-8c6f089743db" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_11ae0e88-7267-4cd8-a616-8c6f089743db_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_f44a3ece-28b1-475f-98a8-203e1554e617" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_11ae0e88-7267-4cd8-a616-8c6f089743db" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_f44a3ece-28b1-475f-98a8-203e1554e617" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductConcentrationRiskMember_bf8b1213-729e-4e94-a5cf-c80cabc823c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_f44a3ece-28b1-475f-98a8-203e1554e617" xlink:to="loc_us-gaap_ProductConcentrationRiskMember_bf8b1213-729e-4e94-a5cf-c80cabc823c5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_366ac7ae-d195-4a1b-b371-ba2e45267029" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_841e410f-f123-4636-a55a-3733e4fec166" xlink:to="loc_srt_RangeAxis_366ac7ae-d195-4a1b-b371-ba2e45267029" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_366ac7ae-d195-4a1b-b371-ba2e45267029_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_366ac7ae-d195-4a1b-b371-ba2e45267029" xlink:to="loc_srt_RangeMember_366ac7ae-d195-4a1b-b371-ba2e45267029_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_9a50d905-06d9-49bd-9f22-d4e82da7e3d0" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_366ac7ae-d195-4a1b-b371-ba2e45267029" xlink:to="loc_srt_RangeMember_9a50d905-06d9-49bd-9f22-d4e82da7e3d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_d82bf257-7d49-48bc-9196-fa0c9c2858df" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9a50d905-06d9-49bd-9f22-d4e82da7e3d0" xlink:to="loc_srt_MinimumMember_d82bf257-7d49-48bc-9196-fa0c9c2858df" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_10af32b3-b618-40e5-9745-02307000afc3" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9a50d905-06d9-49bd-9f22-d4e82da7e3d0" xlink:to="loc_srt_MaximumMember_10af32b3-b618-40e5-9745-02307000afc3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_667ee104-0d4a-457b-9434-322348eb702a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_us-gaap_NumberOfReportableSegments_667ee104-0d4a-457b-9434-322348eb702a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_ae01b842-9f13-4b22-8175-f77addfbde5f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_us-gaap_NumberOfOperatingSegments_ae01b842-9f13-4b22-8175-f77addfbde5f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AssetsHeldForSaleRentalProduct_2c49144a-413c-4777-8515-68df291bbc02" xlink:href="rent-20251031.xsd#rent_AssetsHeldForSaleRentalProduct"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_rent_AssetsHeldForSaleRentalProduct_2c49144a-413c-4777-8515-68df291bbc02" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AcceleratedDepreciationRentalProductHeldForSale_fcae8597-4faf-404d-a2ea-ee357b702093" xlink:href="rent-20251031.xsd#rent_AcceleratedDepreciationRentalProductHeldForSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_rent_AcceleratedDepreciationRentalProductHeldForSale_fcae8597-4faf-404d-a2ea-ee357b702093" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_81829ab6-bbb0-45e4-a5ef-f50e4c1264c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfOtherProductiveAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_us-gaap_ProceedsFromSaleOfOtherProductiveAssets_81829ab6-bbb0-45e4-a5ef-f50e4c1264c9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ProceedsFromLiquidationOfRentalProduct_263871f5-f4b6-4209-b591-844eb69b1b76" xlink:href="rent-20251031.xsd#rent_ProceedsFromLiquidationOfRentalProduct"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_rent_ProceedsFromLiquidationOfRentalProduct_263871f5-f4b6-4209-b591-844eb69b1b76" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_0556552a-3b3b-451d-85c4-467a0f872e62" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_0556552a-3b3b-451d-85c4-467a0f872e62" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance_5760b3d1-2a2b-4d86-9937-451a60b16154" xlink:href="rent-20251031.xsd#rent_ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_rent_ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance_5760b3d1-2a2b-4d86-9937-451a60b16154" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_OperatingLeaseLessorTimeForOrderPlacement_dc165a4d-dce3-4f29-b8e3-1fc39282a8c6" xlink:href="rent-20251031.xsd#rent_OperatingLeaseLessorTimeForOrderPlacement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_rent_OperatingLeaseLessorTimeForOrderPlacement_dc165a4d-dce3-4f29-b8e3-1fc39282a8c6" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LessorOperatingLeaseTermOfContract_053c0406-a059-4187-8fce-d7ecc111bc22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LessorOperatingLeaseTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_us-gaap_LessorOperatingLeaseTermOfContract_053c0406-a059-4187-8fce-d7ecc111bc22" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtDiscountInterestAndAmortizationExpense_5b23e601-3cd4-4cdd-a3b5-bd823d3ff1e7" xlink:href="rent-20251031.xsd#rent_DebtDiscountInterestAndAmortizationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_1e45a247-92e5-4cef-93ed-1e81f323050e" xlink:to="loc_rent_DebtDiscountInterestAndAmortizationExpense_5b23e601-3cd4-4cdd-a3b5-bd823d3ff1e7" xlink:type="arc" order="10"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/SummaryofSignificantAccountingPoliciesEstimatedUsefulLivesandSalvageValuesDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#SummaryofSignificantAccountingPoliciesEstimatedUsefulLivesandSalvageValuesDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/SummaryofSignificantAccountingPoliciesEstimatedUsefulLivesandSalvageValuesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccountingPoliciesLineItems_37909650-73f3-4f7f-842d-53627a9ec92e" xlink:href="rent-20251031.xsd#rent_AccountingPoliciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductTable_b6047428-c565-4946-af13-fde1f4008e14" xlink:href="rent-20251031.xsd#rent_RentalProductTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_rent_AccountingPoliciesLineItems_37909650-73f3-4f7f-842d-53627a9ec92e" xlink:to="loc_rent_RentalProductTable_b6047428-c565-4946-af13-fde1f4008e14" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6cfc7f52-616f-44bf-8593-8f2aa245f326" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_RentalProductTable_b6047428-c565-4946-af13-fde1f4008e14" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6cfc7f52-616f-44bf-8593-8f2aa245f326" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_6cfc7f52-616f-44bf-8593-8f2aa245f326_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6cfc7f52-616f-44bf-8593-8f2aa245f326" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_6cfc7f52-616f-44bf-8593-8f2aa245f326_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_20ff8385-a872-41de-a7e9-a3d741de7e62" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6cfc7f52-616f-44bf-8593-8f2aa245f326" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_20ff8385-a872-41de-a7e9-a3d741de7e62" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ApparelMember_8b3a4c75-f5d4-452a-ba92-04fed736b9a2" xlink:href="rent-20251031.xsd#rent_ApparelMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_20ff8385-a872-41de-a7e9-a3d741de7e62" xlink:to="loc_rent_ApparelMember_8b3a4c75-f5d4-452a-ba92-04fed736b9a2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccessoriesMember_134639b8-638a-412c-ad66-1bc0ee351818" xlink:href="rent-20251031.xsd#rent_AccessoriesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_20ff8385-a872-41de-a7e9-a3d741de7e62" xlink:to="loc_rent_AccessoriesMember_134639b8-638a-412c-ad66-1bc0ee351818" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductUsefulLife_3825b121-3f4a-436f-b8b0-9a7a7dc5392b" xlink:href="rent-20251031.xsd#rent_RentalProductUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_37909650-73f3-4f7f-842d-53627a9ec92e" xlink:to="loc_rent_RentalProductUsefulLife_3825b121-3f4a-436f-b8b0-9a7a7dc5392b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductSalvageValue_fff69700-815b-4739-a158-514a2e83085c" xlink:href="rent-20251031.xsd#rent_RentalProductSalvageValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_37909650-73f3-4f7f-842d-53627a9ec92e" xlink:to="loc_rent_RentalProductSalvageValue_fff69700-815b-4739-a158-514a2e83085c" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/LiquidityDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#LiquidityDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/LiquidityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:href="rent-20251031.xsd#rent_AccountingPoliciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccountingPoliciesTable_cef98858-4e5e-4163-b960-7745d27187f5" xlink:href="rent-20251031.xsd#rent_AccountingPoliciesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_rent_AccountingPoliciesTable_cef98858-4e5e-4163-b960-7745d27187f5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_45eb6c0c-b6e0-4ef9-95d1-a93aa6fa6ca6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_cef98858-4e5e-4163-b960-7745d27187f5" xlink:to="loc_us-gaap_DebtInstrumentAxis_45eb6c0c-b6e0-4ef9-95d1-a93aa6fa6ca6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_45eb6c0c-b6e0-4ef9-95d1-a93aa6fa6ca6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_45eb6c0c-b6e0-4ef9-95d1-a93aa6fa6ca6" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_45eb6c0c-b6e0-4ef9-95d1-a93aa6fa6ca6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_cefaa137-86c0-403b-b52b-25bcbf2a32fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_45eb6c0c-b6e0-4ef9-95d1-a93aa6fa6ca6" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_cefaa137-86c0-403b-b52b-25bcbf2a32fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_A2023AmendedTemasekFacilityMember_e47015f6-33bb-4148-8d65-96ab1148047d" xlink:href="rent-20251031.xsd#rent_A2023AmendedTemasekFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_cefaa137-86c0-403b-b52b-25bcbf2a32fb" xlink:to="loc_rent_A2023AmendedTemasekFacilityMember_e47015f6-33bb-4148-8d65-96ab1148047d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ExistingCreditAgreementMember_0b16b07a-98b9-484e-a6c9-fc2ee27a1b5e" xlink:href="rent-20251031.xsd#rent_ExistingCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_cefaa137-86c0-403b-b52b-25bcbf2a32fb" xlink:to="loc_rent_ExistingCreditAgreementMember_0b16b07a-98b9-484e-a6c9-fc2ee27a1b5e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NewCreditAgreementMember_cbb7f2ac-aa77-497a-be5e-4638e94fafbe" xlink:href="rent-20251031.xsd#rent_NewCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_cefaa137-86c0-403b-b52b-25bcbf2a32fb" xlink:to="loc_rent_NewCreditAgreementMember_cbb7f2ac-aa77-497a-be5e-4638e94fafbe" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_e80c3057-bd20-46d0-ba60-06ad946293ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_cef98858-4e5e-4163-b960-7745d27187f5" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_e80c3057-bd20-46d0-ba60-06ad946293ef" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_e80c3057-bd20-46d0-ba60-06ad946293ef_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_e80c3057-bd20-46d0-ba60-06ad946293ef" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_e80c3057-bd20-46d0-ba60-06ad946293ef_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_c9e0d80d-3758-420b-bd69-4ee2a550643c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_e80c3057-bd20-46d0-ba60-06ad946293ef" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_c9e0d80d-3758-420b-bd69-4ee2a550643c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MediumTermNotesMember_443b6b6f-bbda-4a1f-b260-45cad0e65d8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MediumTermNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_c9e0d80d-3758-420b-bd69-4ee2a550643c" xlink:to="loc_us-gaap_MediumTermNotesMember_443b6b6f-bbda-4a1f-b260-45cad0e65d8c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_29d75b6f-28d0-46f8-bc86-431ea9ffeb12" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_cef98858-4e5e-4163-b960-7745d27187f5" xlink:to="loc_us-gaap_StatementClassOfStockAxis_29d75b6f-28d0-46f8-bc86-431ea9ffeb12" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_29d75b6f-28d0-46f8-bc86-431ea9ffeb12_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_29d75b6f-28d0-46f8-bc86-431ea9ffeb12" xlink:to="loc_us-gaap_ClassOfStockDomain_29d75b6f-28d0-46f8-bc86-431ea9ffeb12_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_bdf5f38f-ae43-4207-b017-dd557fe4e75a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_29d75b6f-28d0-46f8-bc86-431ea9ffeb12" xlink:to="loc_us-gaap_ClassOfStockDomain_bdf5f38f-ae43-4207-b017-dd557fe4e75a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_07872786-2001-4c86-8e70-2707eb59701e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_bdf5f38f-ae43-4207-b017-dd557fe4e75a" xlink:to="loc_us-gaap_CommonClassAMember_07872786-2001-4c86-8e70-2707eb59701e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_818144fe-b5ac-4bae-afab-878bcc956808" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_cef98858-4e5e-4163-b960-7745d27187f5" xlink:to="loc_us-gaap_CreditFacilityAxis_818144fe-b5ac-4bae-afab-878bcc956808" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_818144fe-b5ac-4bae-afab-878bcc956808_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_818144fe-b5ac-4bae-afab-878bcc956808" xlink:to="loc_us-gaap_CreditFacilityDomain_818144fe-b5ac-4bae-afab-878bcc956808_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_cb613297-f2a4-426c-b233-134e6d0267a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_818144fe-b5ac-4bae-afab-878bcc956808" xlink:to="loc_us-gaap_CreditFacilityDomain_cb613297-f2a4-426c-b233-134e6d0267a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NewMoneyTermLoansMember_7210c3ad-226d-473d-8992-547e51707178" xlink:href="rent-20251031.xsd#rent_NewMoneyTermLoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_cb613297-f2a4-426c-b233-134e6d0267a7" xlink:to="loc_rent_NewMoneyTermLoansMember_7210c3ad-226d-473d-8992-547e51707178" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_2952b91e-6c86-4aff-8a44-20c92a338844" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_AccountingPoliciesTable_cef98858-4e5e-4163-b960-7745d27187f5" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_2952b91e-6c86-4aff-8a44-20c92a338844" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_2952b91e-6c86-4aff-8a44-20c92a338844_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_2952b91e-6c86-4aff-8a44-20c92a338844" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_2952b91e-6c86-4aff-8a44-20c92a338844_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_eeb3f001-3092-47e5-a3ad-50e08b219f1a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_2952b91e-6c86-4aff-8a44-20c92a338844" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_eeb3f001-3092-47e5-a3ad-50e08b219f1a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RightsOfferingBackstopCommitmentMember_9c474877-1a2d-454f-a2c3-3447c8854d59" xlink:href="rent-20251031.xsd#rent_RightsOfferingBackstopCommitmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_eeb3f001-3092-47e5-a3ad-50e08b219f1a" xlink:to="loc_rent_RightsOfferingBackstopCommitmentMember_9c474877-1a2d-454f-a2c3-3447c8854d59" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_02e3eddb-673d-42b4-ae70-0012baa1c7b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_NetIncomeLoss_02e3eddb-673d-42b4-ae70-0012baa1c7b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnRestructuringOfDebt_548979eb-417f-46f4-b0d6-a2009bcaa7ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnRestructuringOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_GainsLossesOnRestructuringOfDebt_548979eb-417f-46f4-b0d6-a2009bcaa7ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_ea48426e-9840-409c-a140-3972d2cb3b4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_ea48426e-9840-409c-a140-3972d2cb3b4d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b859dcf0-1d4b-4ae4-bdb1-989102d1fd8f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b859dcf0-1d4b-4ae4-bdb1-989102d1fd8f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ccdcd499-397f-43db-b431-59b997cd2e10" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_ccdcd499-397f-43db-b431-59b997cd2e10" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_553b7fe6-3a54-4da4-a47f-ca3c51e949b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_553b7fe6-3a54-4da4-a47f-ca3c51e949b6" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_8b31ca28-a692-4d7c-8b78-93c242f9b185" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_8b31ca28-a692-4d7c-8b78-93c242f9b185" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance_7a22f8de-8fee-493b-9303-d8b6073bcd0c" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance_7a22f8de-8fee-493b-9303-d8b6073bcd0c" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_29047487-2dee-4384-b132-5f565b33e2c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_LongTermDebt_29047487-2dee-4384-b132-5f565b33e2c9" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_c2b16cde-44d7-4f46-af9c-74aa8db4939f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_c2b16cde-44d7-4f46-af9c-74aa8db4939f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_3f8a06c9-cd9d-4c81-b3ed-c9d690a479c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_AccountingPoliciesLineItems_780b5a36-9790-4051-aaa1-d727a55175ad" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_3f8a06c9-cd9d-4c81-b3ed-c9d690a479c0" xlink:type="arc" order="10"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/RecapitalizationTransactionsDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#RecapitalizationTransactionsDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/RecapitalizationTransactionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_7a766c2a-4e0a-49c4-9230-09fb2368de5a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_DebtInstrumentAxis_7a766c2a-4e0a-49c4-9230-09fb2368de5a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_7a766c2a-4e0a-49c4-9230-09fb2368de5a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_7a766c2a-4e0a-49c4-9230-09fb2368de5a" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_7a766c2a-4e0a-49c4-9230-09fb2368de5a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_7e289db5-4b26-4bb7-bbca-967c2e5355ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_7a766c2a-4e0a-49c4-9230-09fb2368de5a" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_7e289db5-4b26-4bb7-bbca-967c2e5355ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ExistingCreditAgreementMember_c30fc4e1-fa2a-4ae0-a5b7-88a393965547" xlink:href="rent-20251031.xsd#rent_ExistingCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_7e289db5-4b26-4bb7-bbca-967c2e5355ed" xlink:to="loc_rent_ExistingCreditAgreementMember_c30fc4e1-fa2a-4ae0-a5b7-88a393965547" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NewCreditAgreementMember_9ddff835-37c8-4c51-b9a5-bbc18cff70e8" xlink:href="rent-20251031.xsd#rent_NewCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_7e289db5-4b26-4bb7-bbca-967c2e5355ed" xlink:to="loc_rent_NewCreditAgreementMember_9ddff835-37c8-4c51-b9a5-bbc18cff70e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TermLoanEquitizationMember_dd8522c1-661c-4d0b-94f2-40d62361fc98" xlink:href="rent-20251031.xsd#rent_TermLoanEquitizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_7e289db5-4b26-4bb7-bbca-967c2e5355ed" xlink:to="loc_rent_TermLoanEquitizationMember_dd8522c1-661c-4d0b-94f2-40d62361fc98" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_b0bc1614-100d-44e0-ae79-4e7c80360058" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_b0bc1614-100d-44e0-ae79-4e7c80360058" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_b0bc1614-100d-44e0-ae79-4e7c80360058_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_b0bc1614-100d-44e0-ae79-4e7c80360058" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_b0bc1614-100d-44e0-ae79-4e7c80360058_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_cfd0288f-0bd0-4e82-a30b-13bd87920b79" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_b0bc1614-100d-44e0-ae79-4e7c80360058" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_cfd0288f-0bd0-4e82-a30b-13bd87920b79" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MediumTermNotesMember_4106fc12-aec9-4381-b54a-42688f174c26" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MediumTermNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_cfd0288f-0bd0-4e82-a30b-13bd87920b79" xlink:to="loc_us-gaap_MediumTermNotesMember_4106fc12-aec9-4381-b54a-42688f174c26" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_8209c61c-da11-4a9c-b912-2df5d07324f9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_StatementClassOfStockAxis_8209c61c-da11-4a9c-b912-2df5d07324f9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_8209c61c-da11-4a9c-b912-2df5d07324f9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_8209c61c-da11-4a9c-b912-2df5d07324f9" xlink:to="loc_us-gaap_ClassOfStockDomain_8209c61c-da11-4a9c-b912-2df5d07324f9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_806c55a2-c223-4dc6-887d-4479c29cca00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_8209c61c-da11-4a9c-b912-2df5d07324f9" xlink:to="loc_us-gaap_ClassOfStockDomain_806c55a2-c223-4dc6-887d-4479c29cca00" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_e5b4f70a-fa30-4884-92e0-4116bd34ffd6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_806c55a2-c223-4dc6-887d-4479c29cca00" xlink:to="loc_us-gaap_CommonClassAMember_e5b4f70a-fa30-4884-92e0-4116bd34ffd6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_d018baed-ba51-42ac-9147-b04f76695bd6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_806c55a2-c223-4dc6-887d-4479c29cca00" xlink:to="loc_us-gaap_CommonClassBMember_d018baed-ba51-42ac-9147-b04f76695bd6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_0b3b96f5-0786-4b3d-84fe-e1998051e3d9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_CreditFacilityAxis_0b3b96f5-0786-4b3d-84fe-e1998051e3d9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_0b3b96f5-0786-4b3d-84fe-e1998051e3d9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_0b3b96f5-0786-4b3d-84fe-e1998051e3d9" xlink:to="loc_us-gaap_CreditFacilityDomain_0b3b96f5-0786-4b3d-84fe-e1998051e3d9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_315a79b2-893d-4a19-b706-6ccffb0822f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_0b3b96f5-0786-4b3d-84fe-e1998051e3d9" xlink:to="loc_us-gaap_CreditFacilityDomain_315a79b2-893d-4a19-b706-6ccffb0822f4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NewMoneyTermLoansMember_da48eef5-9feb-4cc5-945d-131d0139de56" xlink:href="rent-20251031.xsd#rent_NewMoneyTermLoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_315a79b2-893d-4a19-b706-6ccffb0822f4" xlink:to="loc_rent_NewMoneyTermLoansMember_da48eef5-9feb-4cc5-945d-131d0139de56" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_7e9988bf-c53d-4bbf-b071-ba35c6f7e88a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_VariableRateAxis_7e9988bf-c53d-4bbf-b071-ba35c6f7e88a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_7e9988bf-c53d-4bbf-b071-ba35c6f7e88a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_7e9988bf-c53d-4bbf-b071-ba35c6f7e88a" xlink:to="loc_us-gaap_VariableRateDomain_7e9988bf-c53d-4bbf-b071-ba35c6f7e88a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_c12fee1e-e7a3-4a49-b723-cece66b97b8a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_7e9988bf-c53d-4bbf-b071-ba35c6f7e88a" xlink:to="loc_us-gaap_VariableRateDomain_c12fee1e-e7a3-4a49-b723-cece66b97b8a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BaseRateMember_199f3e11-344a-4817-9cb0-6e85f1bbc5b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BaseRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_c12fee1e-e7a3-4a49-b723-cece66b97b8a" xlink:to="loc_us-gaap_BaseRateMember_199f3e11-344a-4817-9cb0-6e85f1bbc5b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_f68632b4-106e-4476-b0ae-2803662e9a7a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_c12fee1e-e7a3-4a49-b723-cece66b97b8a" xlink:to="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_f68632b4-106e-4476-b0ae-2803662e9a7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_61c4743a-ded1-4d6c-9d23-886eade854d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_61c4743a-ded1-4d6c-9d23-886eade854d8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_61c4743a-ded1-4d6c-9d23-886eade854d8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_61c4743a-ded1-4d6c-9d23-886eade854d8" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_61c4743a-ded1-4d6c-9d23-886eade854d8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_625485ce-2eb7-401d-9fbb-3ac45b84f95f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_61c4743a-ded1-4d6c-9d23-886eade854d8" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_625485ce-2eb7-401d-9fbb-3ac45b84f95f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RightsOfferingBackstopCommitmentMember_d300bb86-d666-4c04-9877-987a657aa73e" xlink:href="rent-20251031.xsd#rent_RightsOfferingBackstopCommitmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_625485ce-2eb7-401d-9fbb-3ac45b84f95f" xlink:to="loc_rent_RightsOfferingBackstopCommitmentMember_d300bb86-d666-4c04-9877-987a657aa73e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityAxis_4aced819-ce42-4eec-b2c6-8cbb32bc4f6d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_LineOfCreditFacilityAxis_4aced819-ce42-4eec-b2c6-8cbb32bc4f6d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLenderDomain_4aced819-ce42-4eec-b2c6-8cbb32bc4f6d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityLenderDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LineOfCreditFacilityAxis_4aced819-ce42-4eec-b2c6-8cbb32bc4f6d" xlink:to="loc_us-gaap_LineOfCreditFacilityLenderDomain_4aced819-ce42-4eec-b2c6-8cbb32bc4f6d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLenderDomain_b6e37094-fd57-4742-80f9-061bead2eeb3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityLenderDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LineOfCreditFacilityAxis_4aced819-ce42-4eec-b2c6-8cbb32bc4f6d" xlink:to="loc_us-gaap_LineOfCreditFacilityLenderDomain_b6e37094-fd57-4742-80f9-061bead2eeb3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CHSUSInvestmentsLLCMember_c0637030-d7e9-4082-8adf-2b8606b6e2ec" xlink:href="rent-20251031.xsd#rent_CHSUSInvestmentsLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLenderDomain_b6e37094-fd57-4742-80f9-061bead2eeb3" xlink:to="loc_rent_CHSUSInvestmentsLLCMember_c0637030-d7e9-4082-8adf-2b8606b6e2ec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_62961b3c-57f2-471b-95e8-b713bb437c8c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_srt_CounterpartyNameAxis_62961b3c-57f2-471b-95e8-b713bb437c8c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_62961b3c-57f2-471b-95e8-b713bb437c8c_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_62961b3c-57f2-471b-95e8-b713bb437c8c" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_62961b3c-57f2-471b-95e8-b713bb437c8c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_7de1ab0b-8b73-4b27-9a60-ed2458b4fa4c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_62961b3c-57f2-471b-95e8-b713bb437c8c" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_7de1ab0b-8b73-4b27-9a60-ed2458b4fa4c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CHSUSInvestmentsLLCMember_ce924c22-9ba2-4763-9979-d26fc0a874cb" xlink:href="rent-20251031.xsd#rent_CHSUSInvestmentsLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_7de1ab0b-8b73-4b27-9a60-ed2458b4fa4c" xlink:to="loc_rent_CHSUSInvestmentsLLCMember_ce924c22-9ba2-4763-9979-d26fc0a874cb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_GatewayRunwayLLCMember_85a4a892-94cc-4ccf-9df4-a827a85fda42" xlink:href="rent-20251031.xsd#rent_GatewayRunwayLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_7de1ab0b-8b73-4b27-9a60-ed2458b4fa4c" xlink:to="loc_rent_GatewayRunwayLLCMember_85a4a892-94cc-4ccf-9df4-a827a85fda42" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_S3RRAggregatorLLCMember_c267259c-27e5-4d1c-aae9-f22bad6e8a6b" xlink:href="rent-20251031.xsd#rent_S3RRAggregatorLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_7de1ab0b-8b73-4b27-9a60-ed2458b4fa4c" xlink:to="loc_rent_S3RRAggregatorLLCMember_c267259c-27e5-4d1c-aae9-f22bad6e8a6b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_997f9843-129f-4668-8f1e-97ee7a1e81b5" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_dei_LegalEntityAxis_997f9843-129f-4668-8f1e-97ee7a1e81b5" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_997f9843-129f-4668-8f1e-97ee7a1e81b5_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_997f9843-129f-4668-8f1e-97ee7a1e81b5" xlink:to="loc_dei_EntityDomain_997f9843-129f-4668-8f1e-97ee7a1e81b5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_d582d6ec-7153-4de4-9bd9-c955759d7114" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_997f9843-129f-4668-8f1e-97ee7a1e81b5" xlink:to="loc_dei_EntityDomain_d582d6ec-7153-4de4-9bd9-c955759d7114" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CHSUSInvestmentsLLCMember_22396e50-f954-4853-b1a2-ad5963572a36" xlink:href="rent-20251031.xsd#rent_CHSUSInvestmentsLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_d582d6ec-7153-4de4-9bd9-c955759d7114" xlink:to="loc_rent_CHSUSInvestmentsLLCMember_22396e50-f954-4853-b1a2-ad5963572a36" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegistrationPaymentArrangementByArrangementAxis_019b0411-f639-729c-880e-d9e9ad885899" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RegistrationPaymentArrangementByArrangementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_294bc6cc-9e47-4586-95c6-63ada8acf305" xlink:to="loc_us-gaap_RegistrationPaymentArrangementByArrangementAxis_019b0411-f639-729c-880e-d9e9ad885899" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegistrationPaymentArrangementArrangementDomain_019b0411-f639-729c-880e-d9e9ad885899_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RegistrationPaymentArrangementArrangementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RegistrationPaymentArrangementByArrangementAxis_019b0411-f639-729c-880e-d9e9ad885899" xlink:to="loc_us-gaap_RegistrationPaymentArrangementArrangementDomain_019b0411-f639-729c-880e-d9e9ad885899_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegistrationPaymentArrangementArrangementDomain_019b0411-f639-77f4-8c0f-966341726da1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RegistrationPaymentArrangementArrangementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RegistrationPaymentArrangementByArrangementAxis_019b0411-f639-729c-880e-d9e9ad885899" xlink:to="loc_us-gaap_RegistrationPaymentArrangementArrangementDomain_019b0411-f639-77f4-8c0f-966341726da1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ExchangeAgreementMember_019b0412-0d76-752a-9e68-669f731f5e14" xlink:href="rent-20251031.xsd#rent_ExchangeAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegistrationPaymentArrangementArrangementDomain_019b0411-f639-77f4-8c0f-966341726da1" xlink:to="loc_rent_ExchangeAgreementMember_019b0412-0d76-752a-9e68-669f731f5e14" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_daaaac0f-a8be-411b-a7e9-866359b58ea8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_LongTermDebt_daaaac0f-a8be-411b-a7e9-866359b58ea8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_cd450933-2726-4832-a9cd-fea5a103d19c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_cd450933-2726-4832-a9cd-fea5a103d19c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_7b79c35e-39eb-4d32-bb0f-7b74297cd5e0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_7b79c35e-39eb-4d32-bb0f-7b74297cd5e0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_c39d081d-6904-407f-89ff-93640194331b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_c39d081d-6904-407f-89ff-93640194331b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance_eeee816b-2bcc-4991-ae1c-cf9b5333ded6" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance_eeee816b-2bcc-4991-ae1c-cf9b5333ded6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_SaleOfStockShareRightsOutstanding_019b0405-399f-7750-bea0-abd6b7d1ef10" xlink:href="rent-20251031.xsd#rent_SaleOfStockShareRightsOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_rent_SaleOfStockShareRightsOutstanding_019b0405-399f-7750-bea0-abd6b7d1ef10" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_0f844fb8-ccfb-4b00-bb68-65fa3a2062d6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_0f844fb8-ccfb-4b00-bb68-65fa3a2062d6" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RegistrationPaymentArrangementPricePerShare_b28348ea-6c16-4f4c-9481-5dc0cc61279b" xlink:href="rent-20251031.xsd#rent_RegistrationPaymentArrangementPricePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_rent_RegistrationPaymentArrangementPricePerShare_b28348ea-6c16-4f4c-9481-5dc0cc61279b" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_32351366-1e7b-4b06-9245-a030aa023db9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockConsiderationReceivedOnTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_32351366-1e7b-4b06-9245-a030aa023db9" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentConvertedSharesSoldByLender_b0900d97-2462-4291-8f2c-0e924c18d443" xlink:href="rent-20251031.xsd#rent_DebtInstrumentConvertedSharesSoldByLender"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_rent_DebtInstrumentConvertedSharesSoldByLender_b0900d97-2462-4291-8f2c-0e924c18d443" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentConversionExistingDebtSoldByLenderAmount_527c90ba-bd6e-4416-9531-d074f5c58602" xlink:href="rent-20251031.xsd#rent_DebtInstrumentConversionExistingDebtSoldByLenderAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_rent_DebtInstrumentConversionExistingDebtSoldByLenderAmount_527c90ba-bd6e-4416-9531-d074f5c58602" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_47a20a6b-db6e-40a3-b36a-ecd4f8f75b68" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_47a20a6b-db6e-40a3-b36a-ecd4f8f75b68" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_653baa6b-6e00-47cc-97b7-0ab7d0455e98" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_653baa6b-6e00-47cc-97b7-0ab7d0455e98" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ParentOwnershipPercentageRelatedParty_26f5f419-cd48-495b-b962-00966f0bcb5c" xlink:href="rent-20251031.xsd#rent_ParentOwnershipPercentageRelatedParty"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_rent_ParentOwnershipPercentageRelatedParty_26f5f419-cd48-495b-b962-00966f0bcb5c" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NumberOfBoardMembers_772bce71-921e-45d3-a725-660493529823" xlink:href="rent-20251031.xsd#rent_NumberOfBoardMembers"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_6e64934c-586a-47d5-b929-2321072915ad" xlink:to="loc_rent_NumberOfBoardMembers_772bce71-921e-45d3-a725-660493529823" xlink:type="arc" order="14"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/RestructuringandRelatedChargesDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#RestructuringandRelatedChargesDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/RestructuringandRelatedChargesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_28366d01-8fc5-4e70-b67a-d2176d33792e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_4aebafa1-7dec-4925-a1a3-c4f38ca3dd16" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_28366d01-8fc5-4e70-b67a-d2176d33792e" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_4aebafa1-7dec-4925-a1a3-c4f38ca3dd16" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_ffd9e78f-6444-4406-8471-92c4929b1b48" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCostAndReserveAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_4aebafa1-7dec-4925-a1a3-c4f38ca3dd16" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_ffd9e78f-6444-4406-8471-92c4929b1b48" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_ffd9e78f-6444-4406-8471-92c4929b1b48_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_ffd9e78f-6444-4406-8471-92c4929b1b48" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_ffd9e78f-6444-4406-8471-92c4929b1b48_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_ee2d0134-7fa9-4245-8e9e-6fc9e3488eb9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_ffd9e78f-6444-4406-8471-92c4929b1b48" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_ee2d0134-7fa9-4245-8e9e-6fc9e3488eb9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeSeveranceMember_3bb24d2d-be3a-4c5a-a1bc-d91966dd4a2a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeSeveranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_ee2d0134-7fa9-4245-8e9e-6fc9e3488eb9" xlink:to="loc_us-gaap_EmployeeSeveranceMember_3bb24d2d-be3a-4c5a-a1bc-d91966dd4a2a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_72b80322-0336-4547-80b0-0da029453cb4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_28366d01-8fc5-4e70-b67a-d2176d33792e" xlink:to="loc_us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_72b80322-0336-4547-80b0-0da029453cb4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_c3240c68-afe3-4bf7-9d70-6863db7fea0d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_28366d01-8fc5-4e70-b67a-d2176d33792e" xlink:to="loc_us-gaap_RestructuringCharges_c3240c68-afe3-4bf7-9d70-6863db7fea0d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_6f05f441-9f8f-456d-99d1-bd45e66d674b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserve"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_28366d01-8fc5-4e70-b67a-d2176d33792e" xlink:to="loc_us-gaap_RestructuringReserve_6f05f441-9f8f-456d-99d1-bd45e66d674b" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/RentalProductNetRentalProductBreakdownDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#RentalProductNetRentalProductBreakdownDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/RentalProductNetRentalProductBreakdownDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductLineItems_fe8704df-2098-4f2c-b8af-a0c6c6027569" xlink:href="rent-20251031.xsd#rent_RentalProductLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductTable_fde6bd90-4fcc-4a31-8c42-ec2ebbe70f69" xlink:href="rent-20251031.xsd#rent_RentalProductTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_rent_RentalProductLineItems_fe8704df-2098-4f2c-b8af-a0c6c6027569" xlink:to="loc_rent_RentalProductTable_fde6bd90-4fcc-4a31-8c42-ec2ebbe70f69" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_cd3d6a67-ab35-46b0-99b6-912c3d6feda6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_rent_RentalProductTable_fde6bd90-4fcc-4a31-8c42-ec2ebbe70f69" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_cd3d6a67-ab35-46b0-99b6-912c3d6feda6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_cd3d6a67-ab35-46b0-99b6-912c3d6feda6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_cd3d6a67-ab35-46b0-99b6-912c3d6feda6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_cd3d6a67-ab35-46b0-99b6-912c3d6feda6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_e1d61f8f-0990-47eb-bc40-bca341723cda" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_cd3d6a67-ab35-46b0-99b6-912c3d6feda6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_e1d61f8f-0990-47eb-bc40-bca341723cda" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ApparelRentalProductMember_5eb7f3c2-80c3-4ace-bec4-c6e524311ca2" xlink:href="rent-20251031.xsd#rent_ApparelRentalProductMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_e1d61f8f-0990-47eb-bc40-bca341723cda" xlink:to="loc_rent_ApparelRentalProductMember_5eb7f3c2-80c3-4ace-bec4-c6e524311ca2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccessoriesRentalProductMember_6900d9b1-f890-4af6-b9cd-f64bf3da8afb" xlink:href="rent-20251031.xsd#rent_AccessoriesRentalProductMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_e1d61f8f-0990-47eb-bc40-bca341723cda" xlink:to="loc_rent_AccessoriesRentalProductMember_6900d9b1-f890-4af6-b9cd-f64bf3da8afb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductGross_60edfa72-1a70-4f0b-92f3-3a67e6ff84b3" xlink:href="rent-20251031.xsd#rent_RentalProductGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_RentalProductLineItems_fe8704df-2098-4f2c-b8af-a0c6c6027569" xlink:to="loc_rent_RentalProductGross_60edfa72-1a70-4f0b-92f3-3a67e6ff84b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_AccumulatedDepreciationDepletionAndAmortizationRentalProduct_aac1436d-7da7-42f4-bf0c-6f696559a45c" xlink:href="rent-20251031.xsd#rent_AccumulatedDepreciationDepletionAndAmortizationRentalProduct"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_RentalProductLineItems_fe8704df-2098-4f2c-b8af-a0c6c6027569" xlink:to="loc_rent_AccumulatedDepreciationDepletionAndAmortizationRentalProduct_aac1436d-7da7-42f4-bf0c-6f696559a45c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_RentalProductNet_106d7793-22d2-43d8-afc2-332e7ee52bc5" xlink:href="rent-20251031.xsd#rent_RentalProductNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_RentalProductLineItems_fe8704df-2098-4f2c-b8af-a0c6c6027569" xlink:to="loc_rent_RentalProductNet_106d7793-22d2-43d8-afc2-332e7ee52bc5" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/LongTermDebtLongTermDebtDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#LongTermDebtLongTermDebtDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/LongTermDebtLongTermDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_d91f84e6-cbef-4eca-a014-685632240d5c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_f949ea4f-6f58-48f1-8d90-caaec52069dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d91f84e6-cbef-4eca-a014-685632240d5c" xlink:to="loc_us-gaap_DebtInstrumentTable_f949ea4f-6f58-48f1-8d90-caaec52069dc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_70a25533-6f88-4376-b326-8c444dd442fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f949ea4f-6f58-48f1-8d90-caaec52069dc" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_70a25533-6f88-4376-b326-8c444dd442fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_70a25533-6f88-4376-b326-8c444dd442fb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_70a25533-6f88-4376-b326-8c444dd442fb" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_70a25533-6f88-4376-b326-8c444dd442fb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_6b9048ba-ead3-4e93-8303-8a2062bef049" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_70a25533-6f88-4376-b326-8c444dd442fb" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_6b9048ba-ead3-4e93-8303-8a2062bef049" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MediumTermNotesMember_8d790bb8-f006-4ea9-8eb2-c0df67625585" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MediumTermNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6b9048ba-ead3-4e93-8303-8a2062bef049" xlink:to="loc_us-gaap_MediumTermNotesMember_8d790bb8-f006-4ea9-8eb2-c0df67625585" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_96a61466-e5b6-43e8-9ea2-20ebaa593c7c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f949ea4f-6f58-48f1-8d90-caaec52069dc" xlink:to="loc_us-gaap_DebtInstrumentAxis_96a61466-e5b6-43e8-9ea2-20ebaa593c7c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_96a61466-e5b6-43e8-9ea2-20ebaa593c7c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_96a61466-e5b6-43e8-9ea2-20ebaa593c7c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_96a61466-e5b6-43e8-9ea2-20ebaa593c7c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_d2065a1d-3a88-4271-97f4-75e4cf454956" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_96a61466-e5b6-43e8-9ea2-20ebaa593c7c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_d2065a1d-3a88-4271-97f4-75e4cf454956" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TemasekTermLoanMember_5c420ca2-1eb5-4bd4-9770-f3c64090b484" xlink:href="rent-20251031.xsd#rent_TemasekTermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2065a1d-3a88-4271-97f4-75e4cf454956" xlink:to="loc_rent_TemasekTermLoanMember_5c420ca2-1eb5-4bd4-9770-f3c64090b484" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_e29d91b1-ac57-47f4-b33f-e5d5f1d4a974" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d91f84e6-cbef-4eca-a014-685632240d5c" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_e29d91b1-ac57-47f4-b33f-e5d5f1d4a974" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentPaymentInKindInterest_9d21e985-2855-4317-b2fd-a44c28d92dbc" xlink:href="rent-20251031.xsd#rent_DebtInstrumentPaymentInKindInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_e29d91b1-ac57-47f4-b33f-e5d5f1d4a974" xlink:to="loc_rent_DebtInstrumentPaymentInKindInterest_9d21e985-2855-4317-b2fd-a44c28d92dbc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_cffff278-d1b2-4891-b8fc-6d4a0716aeb2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_e29d91b1-ac57-47f4-b33f-e5d5f1d4a974" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_cffff278-d1b2-4891-b8fc-6d4a0716aeb2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_7abde233-086f-407c-85ce-17031015209b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d91f84e6-cbef-4eca-a014-685632240d5c" xlink:to="loc_us-gaap_LongTermDebt_7abde233-086f-407c-85ce-17031015209b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_a14af3d1-ddc8-46e0-a648-ef05a0932b9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d91f84e6-cbef-4eca-a014-685632240d5c" xlink:to="loc_us-gaap_LongTermDebtCurrent_a14af3d1-ddc8-46e0-a648-ef05a0932b9e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_8414a51b-f083-4f0e-89b5-d228811eecb3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d91f84e6-cbef-4eca-a014-685632240d5c" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_8414a51b-f083-4f0e-89b5-d228811eecb3" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/LongTermDebtNarrativeDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#LongTermDebtNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/LongTermDebtNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_e6a3126f-f789-4992-a6bf-84572cab2ad5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:to="loc_us-gaap_DebtInstrumentAxis_e6a3126f-f789-4992-a6bf-84572cab2ad5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_e6a3126f-f789-4992-a6bf-84572cab2ad5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_e6a3126f-f789-4992-a6bf-84572cab2ad5" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_e6a3126f-f789-4992-a6bf-84572cab2ad5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_e6a3126f-f789-4992-a6bf-84572cab2ad5" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TemasekFacilityAmendmentTwoMember_d98b34c0-0eca-4c96-abb7-eaa099d12507" xlink:href="rent-20251031.xsd#rent_TemasekFacilityAmendmentTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:to="loc_rent_TemasekFacilityAmendmentTwoMember_d98b34c0-0eca-4c96-abb7-eaa099d12507" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TemasekFacilityAmendmentMember_e7693a01-e326-4949-abe0-99bdaca459c1" xlink:href="rent-20251031.xsd#rent_TemasekFacilityAmendmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:to="loc_rent_TemasekFacilityAmendmentMember_e7693a01-e326-4949-abe0-99bdaca459c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_A2023AmendedTemasekFacilityMember_d6657b27-7890-4dfd-abde-e728e3e4fdcf" xlink:href="rent-20251031.xsd#rent_A2023AmendedTemasekFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:to="loc_rent_A2023AmendedTemasekFacilityMember_d6657b27-7890-4dfd-abde-e728e3e4fdcf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NewCreditAgreementMember_20c45050-db95-41ee-80ec-6c48faac0448" xlink:href="rent-20251031.xsd#rent_NewCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:to="loc_rent_NewCreditAgreementMember_20c45050-db95-41ee-80ec-6c48faac0448" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ExistingCreditAgreementMember_c6543ac8-b0fe-4a7d-ad4f-1cf04fc94597" xlink:href="rent-20251031.xsd#rent_ExistingCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:to="loc_rent_ExistingCreditAgreementMember_c6543ac8-b0fe-4a7d-ad4f-1cf04fc94597" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NewTermLoansMember_51b5805b-0cdb-4237-b141-1b559d9735a5" xlink:href="rent-20251031.xsd#rent_NewTermLoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:to="loc_rent_NewTermLoansMember_51b5805b-0cdb-4237-b141-1b559d9735a5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ExistingDebtMember_928fb887-76d2-4b43-8305-1ff0ab3cb3ef" xlink:href="rent-20251031.xsd#rent_ExistingDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_66d661ba-5868-423b-8618-45ff0579f33b" xlink:to="loc_rent_ExistingDebtMember_928fb887-76d2-4b43-8305-1ff0ab3cb3ef" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_4c3e975c-5512-4840-b89c-b669c086b39d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_4c3e975c-5512-4840-b89c-b669c086b39d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_4c3e975c-5512-4840-b89c-b669c086b39d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_4c3e975c-5512-4840-b89c-b669c086b39d" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_4c3e975c-5512-4840-b89c-b669c086b39d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_6ddc82ae-7784-41f5-9d92-a21c3dcc43c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_4c3e975c-5512-4840-b89c-b669c086b39d" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_6ddc82ae-7784-41f5-9d92-a21c3dcc43c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MediumTermNotesMember_c6236d3c-0e03-424a-9fb9-a61f2cc78664" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MediumTermNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6ddc82ae-7784-41f5-9d92-a21c3dcc43c0" xlink:to="loc_us-gaap_MediumTermNotesMember_c6236d3c-0e03-424a-9fb9-a61f2cc78664" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_29cab8a7-e28b-47ad-b401-391023c5a67d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:to="loc_us-gaap_StatementClassOfStockAxis_29cab8a7-e28b-47ad-b401-391023c5a67d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_29cab8a7-e28b-47ad-b401-391023c5a67d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_29cab8a7-e28b-47ad-b401-391023c5a67d" xlink:to="loc_us-gaap_ClassOfStockDomain_29cab8a7-e28b-47ad-b401-391023c5a67d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_365ab4e6-b1ee-4b26-993c-58110a4c7e7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_29cab8a7-e28b-47ad-b401-391023c5a67d" xlink:to="loc_us-gaap_ClassOfStockDomain_365ab4e6-b1ee-4b26-993c-58110a4c7e7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_8ddb2a9c-c52c-46f1-ab99-93b45b9c44a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_365ab4e6-b1ee-4b26-993c-58110a4c7e7b" xlink:to="loc_us-gaap_CommonClassAMember_8ddb2a9c-c52c-46f1-ab99-93b45b9c44a2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_b7e14544-f4f9-4e67-9a8a-e6cc7dd81103" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:to="loc_us-gaap_CreditFacilityAxis_b7e14544-f4f9-4e67-9a8a-e6cc7dd81103" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_b7e14544-f4f9-4e67-9a8a-e6cc7dd81103_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_b7e14544-f4f9-4e67-9a8a-e6cc7dd81103" xlink:to="loc_us-gaap_CreditFacilityDomain_b7e14544-f4f9-4e67-9a8a-e6cc7dd81103_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_a2d6827c-0642-4913-8987-0656a9d91f60" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_b7e14544-f4f9-4e67-9a8a-e6cc7dd81103" xlink:to="loc_us-gaap_CreditFacilityDomain_a2d6827c-0642-4913-8987-0656a9d91f60" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NewMoneyTermLoansMember_eb720b76-e1c4-41ab-920a-01ff5cc3cdba" xlink:href="rent-20251031.xsd#rent_NewMoneyTermLoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_a2d6827c-0642-4913-8987-0656a9d91f60" xlink:to="loc_rent_NewMoneyTermLoansMember_eb720b76-e1c4-41ab-920a-01ff5cc3cdba" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_8559b633-d280-43a4-ae4b-373f7fa1fcba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:to="loc_us-gaap_VariableRateAxis_8559b633-d280-43a4-ae4b-373f7fa1fcba" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_8559b633-d280-43a4-ae4b-373f7fa1fcba_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_8559b633-d280-43a4-ae4b-373f7fa1fcba" xlink:to="loc_us-gaap_VariableRateDomain_8559b633-d280-43a4-ae4b-373f7fa1fcba_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_b1ab8661-4f09-46d6-aaee-00bcedaffcd8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_8559b633-d280-43a4-ae4b-373f7fa1fcba" xlink:to="loc_us-gaap_VariableRateDomain_b1ab8661-4f09-46d6-aaee-00bcedaffcd8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BaseRateMember_77653c8b-a5ac-485a-9032-3f02c956cc93" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BaseRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_b1ab8661-4f09-46d6-aaee-00bcedaffcd8" xlink:to="loc_us-gaap_BaseRateMember_77653c8b-a5ac-485a-9032-3f02c956cc93" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_cd687192-dd3c-4222-81c2-e9834748ab67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_b1ab8661-4f09-46d6-aaee-00bcedaffcd8" xlink:to="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_cd687192-dd3c-4222-81c2-e9834748ab67" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_f2909948-192c-4c13-b2ca-1eeba161b88f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0968f503-40db-4189-9b69-ee12f0e274ed" xlink:to="loc_srt_CounterpartyNameAxis_f2909948-192c-4c13-b2ca-1eeba161b88f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_f2909948-192c-4c13-b2ca-1eeba161b88f_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_f2909948-192c-4c13-b2ca-1eeba161b88f" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_f2909948-192c-4c13-b2ca-1eeba161b88f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_1abd1084-79b9-414b-878d-1b0b05242c46" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_f2909948-192c-4c13-b2ca-1eeba161b88f" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_1abd1084-79b9-414b-878d-1b0b05242c46" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_NexusAndStory3Member_a392f5f1-6df3-4878-864e-9cbf491042c5" xlink:href="rent-20251031.xsd#rent_NexusAndStory3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_1abd1084-79b9-414b-878d-1b0b05242c46" xlink:to="loc_rent_NexusAndStory3Member_a392f5f1-6df3-4878-864e-9cbf491042c5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentInterestRateStatedPercentageCashThrough2024_f3a839cc-cfa4-4f39-9ab1-3c93613d7b93" xlink:href="rent-20251031.xsd#rent_DebtInstrumentInterestRateStatedPercentageCashThrough2024"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_DebtInstrumentInterestRateStatedPercentageCashThrough2024_f3a839cc-cfa4-4f39-9ab1-3c93613d7b93" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentInterestRateStatedPercentageCashJuly2024AndThereafter_dd2344bd-4f87-48fa-85c8-c2afbf183f46" xlink:href="rent-20251031.xsd#rent_DebtInstrumentInterestRateStatedPercentageCashJuly2024AndThereafter"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_DebtInstrumentInterestRateStatedPercentageCashJuly2024AndThereafter_dd2344bd-4f87-48fa-85c8-c2afbf183f46" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateIncreaseDecrease_088c78ee-819b-4cfa-a3dd-ef8b1d25f2b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentInterestRateIncreaseDecrease_088c78ee-819b-4cfa-a3dd-ef8b1d25f2b5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_b89b3195-c97f-48f9-8bbe-e5e885a1aa94" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_b89b3195-c97f-48f9-8bbe-e5e885a1aa94" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_f52e14e8-95a3-408f-b5ce-759aca2efb1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_f52e14e8-95a3-408f-b5ce-759aca2efb1d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_67a8112a-900b-457f-b260-49636c3d42d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_67a8112a-900b-457f-b260-49636c3d42d8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_bb5ce5af-7c1d-440b-8ac0-bfefb0c06534" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_bb5ce5af-7c1d-440b-8ac0-bfefb0c06534" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_93528698-d4f9-433a-be1a-cee88d2082e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_93528698-d4f9-433a-be1a-cee88d2082e3" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance_63ee3f34-86b9-4580-94fd-ae7ee7643293" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_DebtInstrumentCovenantTermsMinimumLiquidityMaintenance_63ee3f34-86b9-4580-94fd-ae7ee7643293" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsInventoryCapitalExpendituresMaximum_a551bf46-5a89-4a99-bb68-a1c881522aea" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsInventoryCapitalExpendituresMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_DebtInstrumentCovenantTermsInventoryCapitalExpendituresMaximum_a551bf46-5a89-4a99-bb68-a1c881522aea" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsFixedOperatingExpendituresMaximum_921baef7-e8a3-4d2e-b966-2b5096a1c875" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsFixedOperatingExpendituresMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_DebtInstrumentCovenantTermsFixedOperatingExpendituresMaximum_921baef7-e8a3-4d2e-b966-2b5096a1c875" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsSpecifiedExclusions_9cb7ed2f-376f-40b7-87f7-e8fc9e594630" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsSpecifiedExclusions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_DebtInstrumentCovenantTermsSpecifiedExclusions_9cb7ed2f-376f-40b7-87f7-e8fc9e594630" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsMarketingExpendituresMaximum_a526e50a-f520-4b22-8cc2-6b2683a6c3f4" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsMarketingExpendituresMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_DebtInstrumentCovenantTermsMarketingExpendituresMaximum_a526e50a-f520-4b22-8cc2-6b2683a6c3f4" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_6dbd6832-e187-4e13-ae82-4b521d694000" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_LongTermDebt_6dbd6832-e187-4e13-ae82-4b521d694000" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_711c65a2-edeb-409d-93e2-a92b8c057f2b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_711c65a2-edeb-409d-93e2-a92b8c057f2b" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TroubledDebtRestructuringDebtorCurrentPeriodRestructuringOutstanding_2ecba615-cc69-42ba-ae10-07159bc98502" xlink:href="rent-20251031.xsd#rent_TroubledDebtRestructuringDebtorCurrentPeriodRestructuringOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_TroubledDebtRestructuringDebtorCurrentPeriodRestructuringOutstanding_2ecba615-cc69-42ba-ae10-07159bc98502" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TroubledDebtRestructuringDebtorCurrentPeriodRestructuringAdditionalCash_2db16fa0-b8cc-4a57-8a7f-903a3f830a74" xlink:href="rent-20251031.xsd#rent_TroubledDebtRestructuringDebtorCurrentPeriodRestructuringAdditionalCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_rent_TroubledDebtRestructuringDebtorCurrentPeriodRestructuringAdditionalCash_2db16fa0-b8cc-4a57-8a7f-903a3f830a74" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionOriginalDebtAmount1_019b0063-2519-7703-af16-390884cb25f7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtConversionOriginalDebtAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtConversionOriginalDebtAmount1_019b0063-2519-7703-af16-390884cb25f7" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_74448e9e-a341-4ad5-8470-37c744d488f2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_74448e9e-a341-4ad5-8470-37c744d488f2" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnRestructuringOfDebt_252062d3-c0b3-4ceb-8a0b-7ec0c50f9852" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnRestructuringOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_GainsLossesOnRestructuringOfDebt_252062d3-c0b3-4ceb-8a0b-7ec0c50f9852" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_019b068c-fe68-794f-bd2b-90fd42a728af" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_EarningsPerShareBasic_019b068c-fe68-794f-bd2b-90fd42a728af" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_019b068c-fe68-7b7f-8400-95affd78f1bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_EarningsPerShareDiluted_019b068c-fe68-7b7f-8400-95affd78f1bc" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedPremium_869d473f-557b-46c8-8b0b-a06bfaf9c844" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedPremium"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedPremium_869d473f-557b-46c8-8b0b-a06bfaf9c844" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_17e8e28f-1480-422f-8cc4-639ecb50c331" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_53b669e9-6efb-4090-94de-27e1e80d23d0" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_17e8e28f-1480-422f-8cc4-639ecb50c331" xlink:type="arc" order="23"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/AccruedExpensesandOtherCurrentLiabilitiesNarrativeDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#AccruedExpensesandOtherCurrentLiabilitiesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/AccruedExpensesandOtherCurrentLiabilitiesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtLineItems_59508a82-b83e-4031-9ab6-c80124cd39de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermDebtLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShortTermDebtTable_6566dbb5-3084-4edc-9178-6f04a65e655b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShortTermDebtTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShortTermDebtLineItems_59508a82-b83e-4031-9ab6-c80124cd39de" xlink:to="loc_us-gaap_ScheduleOfShortTermDebtTable_6566dbb5-3084-4edc-9178-6f04a65e655b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_4010397a-35e4-4341-b2e2-5419f69fc238" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShortTermDebtTable_6566dbb5-3084-4edc-9178-6f04a65e655b" xlink:to="loc_us-gaap_DebtInstrumentAxis_4010397a-35e4-4341-b2e2-5419f69fc238" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_4010397a-35e4-4341-b2e2-5419f69fc238_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_4010397a-35e4-4341-b2e2-5419f69fc238" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_4010397a-35e4-4341-b2e2-5419f69fc238_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_712149c1-6956-4881-8df9-f010be814e14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_4010397a-35e4-4341-b2e2-5419f69fc238" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_712149c1-6956-4881-8df9-f010be814e14" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ShortTermFinancingMember_30f9acc0-04b9-46cb-9081-3346f57929d3" xlink:href="rent-20251031.xsd#rent_ShortTermFinancingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_712149c1-6956-4881-8df9-f010be814e14" xlink:to="loc_rent_ShortTermFinancingMember_30f9acc0-04b9-46cb-9081-3346f57929d3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtTypeAxis_aa3c3022-611e-49fa-b886-36db08711727" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShortTermDebtTable_6566dbb5-3084-4edc-9178-6f04a65e655b" xlink:to="loc_us-gaap_ShortTermDebtTypeAxis_aa3c3022-611e-49fa-b886-36db08711727" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_aa3c3022-611e-49fa-b886-36db08711727_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_aa3c3022-611e-49fa-b886-36db08711727" xlink:to="loc_us-gaap_ShortTermDebtTypeDomain_aa3c3022-611e-49fa-b886-36db08711727_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_66a44506-53be-4c2b-9a09-67df5491e33d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_aa3c3022-611e-49fa-b886-36db08711727" xlink:to="loc_us-gaap_ShortTermDebtTypeDomain_66a44506-53be-4c2b-9a09-67df5491e33d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_FinancingObligationMember_dcd5b817-a105-4100-b32d-fed25b0468e1" xlink:href="rent-20251031.xsd#rent_FinancingObligationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShortTermDebtTypeDomain_66a44506-53be-4c2b-9a09-67df5491e33d" xlink:to="loc_rent_FinancingObligationMember_dcd5b817-a105-4100-b32d-fed25b0468e1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_de85c5b9-bd72-4266-88aa-78a86087acd9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShortTermDebtLineItems_59508a82-b83e-4031-9ab6-c80124cd39de" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_de85c5b9-bd72-4266-88aa-78a86087acd9" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/StockholdersEquityNarrativeDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#StockholdersEquityNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/StockholdersEquityNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightTable_5e5167ad-72e2-4533-ab04-fd10500fabb8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:to="loc_us-gaap_ClassOfWarrantOrRightTable_5e5167ad-72e2-4533-ab04-fd10500fabb8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_954464b0-4907-4ed4-8da6-081cadceb020" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_5e5167ad-72e2-4533-ab04-fd10500fabb8" xlink:to="loc_us-gaap_StatementClassOfStockAxis_954464b0-4907-4ed4-8da6-081cadceb020" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_954464b0-4907-4ed4-8da6-081cadceb020_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_954464b0-4907-4ed4-8da6-081cadceb020" xlink:to="loc_us-gaap_ClassOfStockDomain_954464b0-4907-4ed4-8da6-081cadceb020_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_16b4fb80-9bdb-4b3b-a118-d416e5be61c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_954464b0-4907-4ed4-8da6-081cadceb020" xlink:to="loc_us-gaap_ClassOfStockDomain_16b4fb80-9bdb-4b3b-a118-d416e5be61c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_4ca4f4eb-4449-490e-ba33-50fb9ceb2a1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_16b4fb80-9bdb-4b3b-a118-d416e5be61c1" xlink:to="loc_us-gaap_CommonClassAMember_4ca4f4eb-4449-490e-ba33-50fb9ceb2a1d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockMember_7346093a-a9c1-4507-bbaf-3f6b3bd14be6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_16b4fb80-9bdb-4b3b-a118-d416e5be61c1" xlink:to="loc_us-gaap_PreferredStockMember_7346093a-a9c1-4507-bbaf-3f6b3bd14be6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_019b0454-dbd8-7e6c-9a6a-3322f11c7507" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_16b4fb80-9bdb-4b3b-a118-d416e5be61c1" xlink:to="loc_us-gaap_CommonClassBMember_019b0454-dbd8-7e6c-9a6a-3322f11c7507" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_76b2622d-bbe6-4536-8480-5a4870d1aaf8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_5e5167ad-72e2-4533-ab04-fd10500fabb8" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_76b2622d-bbe6-4536-8480-5a4870d1aaf8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_76b2622d-bbe6-4536-8480-5a4870d1aaf8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_76b2622d-bbe6-4536-8480-5a4870d1aaf8" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_76b2622d-bbe6-4536-8480-5a4870d1aaf8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_9ef09ee3-82d2-4cab-af4d-a86c016f95e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_76b2622d-bbe6-4536-8480-5a4870d1aaf8" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_9ef09ee3-82d2-4cab-af4d-a86c016f95e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IPOMember_2e891f8f-d5c6-48a2-9346-62205e3fc596" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IPOMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_9ef09ee3-82d2-4cab-af4d-a86c016f95e5" xlink:to="loc_us-gaap_IPOMember_2e891f8f-d5c6-48a2-9346-62205e3fc596" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019b0815-030c-7736-9395-6c0b1799d292" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_5e5167ad-72e2-4533-ab04-fd10500fabb8" xlink:to="loc_srt_CounterpartyNameAxis_019b0815-030c-7736-9395-6c0b1799d292" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b0815-030c-7736-9395-6c0b1799d292_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_019b0815-030c-7736-9395-6c0b1799d292" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b0815-030c-7736-9395-6c0b1799d292_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b0815-030c-7f7a-b23d-d23697d6cbe7" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_019b0815-030c-7736-9395-6c0b1799d292" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b0815-030c-7f7a-b23d-d23697d6cbe7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_Ms.HymanMember_019b0815-030c-7a39-81e1-157e07e01a02" xlink:href="rent-20251031.xsd#rent_Ms.HymanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b0815-030c-7f7a-b23d-d23697d6cbe7" xlink:to="loc_rent_Ms.HymanMember_019b0815-030c-7a39-81e1-157e07e01a02" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_019b0815-030c-785d-a707-974fe6bfb4a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_5e5167ad-72e2-4533-ab04-fd10500fabb8" xlink:to="loc_us-gaap_AwardTypeAxis_019b0815-030c-785d-a707-974fe6bfb4a0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_019b0815-030c-785d-a707-974fe6bfb4a0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_019b0815-030c-785d-a707-974fe6bfb4a0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_019b0815-030c-785d-a707-974fe6bfb4a0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_019b0815-030c-79c9-b91b-a47778481bff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_019b0815-030c-785d-a707-974fe6bfb4a0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_019b0815-030c-79c9-b91b-a47778481bff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_019b0815-030c-7d2f-b80a-0f14ce27d065" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_019b0815-030c-79c9-b91b-a47778481bff" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_019b0815-030c-7d2f-b80a-0f14ce27d065" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_VotingRightsOfCommonStockVotes_59ec85a8-fdff-4d17-b78c-941e5b20e9e8" xlink:href="rent-20251031.xsd#rent_VotingRightsOfCommonStockVotes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:to="loc_rent_VotingRightsOfCommonStockVotes_59ec85a8-fdff-4d17-b78c-941e5b20e9e8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_019b0815-030c-7701-89bc-c9cf39b12169" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:to="loc_us-gaap_CommonStockSharesIssued_019b0815-030c-7701-89bc-c9cf39b12169" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_363cb560-738c-4e81-9a80-f2e32fd5c5d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_363cb560-738c-4e81-9a80-f2e32fd5c5d0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_b326a48d-e75f-4a99-a4ae-17dbc8380840" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_b326a48d-e75f-4a99-a4ae-17dbc8380840" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_658b368b-bf5b-4b27-9c57-ab2f96f966b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:to="loc_us-gaap_PreferredStockSharesIssued_658b368b-bf5b-4b27-9c57-ab2f96f966b0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_eccbaed4-3dc1-4eea-9152-0a96631d7581" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_d1b4ceca-f78d-451e-ae9d-bfaa55ac1272" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_eccbaed4-3dc1-4eea-9152-0a96631d7581" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/StockholdersEquityWarrantsDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#StockholdersEquityWarrantsDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/StockholdersEquityWarrantsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightLineItems_ea663e33-70a3-48de-8f11-9abcba14a608" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightTable_9f5dfe8d-3327-48fa-85e8-827686a162ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_ea663e33-70a3-48de-8f11-9abcba14a608" xlink:to="loc_us-gaap_ClassOfWarrantOrRightTable_9f5dfe8d-3327-48fa-85e8-827686a162ff" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_80d032d7-e7c3-4f51-a3ab-cd0895512c39" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_9f5dfe8d-3327-48fa-85e8-827686a162ff" xlink:to="loc_us-gaap_ClassOfWarrantOrRightAxis_80d032d7-e7c3-4f51-a3ab-cd0895512c39" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_80d032d7-e7c3-4f51-a3ab-cd0895512c39_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_80d032d7-e7c3-4f51-a3ab-cd0895512c39" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_80d032d7-e7c3-4f51-a3ab-cd0895512c39_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_15c852c4-e16c-4f8a-bd58-f04f0909f016" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_80d032d7-e7c3-4f51-a3ab-cd0895512c39" xlink:to="loc_us-gaap_ClassOfWarrantOrRightDomain_15c852c4-e16c-4f8a-bd58-f04f0909f016" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:href="rent-20251031.xsd#rent_EquityClassifiedCommonStockWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_15c852c4-e16c-4f8a-bd58-f04f0909f016" xlink:to="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedNovember2016Member_d764a74e-2ea5-46f3-81c4-0e3365f0b531" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedNovember2016Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedNovember2016Member_d764a74e-2ea5-46f3-81c4-0e3365f0b531" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJune2017Member_8e35a46e-ad10-4338-a084-2ab635ad1ba3" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJune2017Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJune2017Member_8e35a46e-ad10-4338-a084-2ab635ad1ba3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedSeptember2017Member_e304ccdc-2396-4b2c-9310-de3b7a012579" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedSeptember2017Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedSeptember2017Member_e304ccdc-2396-4b2c-9310-de3b7a012579" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJanuary2018Member_d74b73a0-a8f5-4aca-a425-168bc9fe5271" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJanuary2018Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJanuary2018Member_d74b73a0-a8f5-4aca-a425-168bc9fe5271" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedApril2018Member_11239d0b-d4d0-4808-98c3-10ee4958ef1f" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedApril2018Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedApril2018Member_11239d0b-d4d0-4808-98c3-10ee4958ef1f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedNovember2015Member_001d71f0-0ca8-4dbf-8874-bd11555efecd" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedNovember2015Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedNovember2015Member_001d71f0-0ca8-4dbf-8874-bd11555efecd" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJune2016Member_bd84b000-36ff-45c8-9741-5568e7c3db5f" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJune2016Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedJune2016Member_bd84b000-36ff-45c8-9741-5568e7c3db5f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedSeptember2016Member_01fe8af8-2010-46e7-a95b-c600f08da53a" xlink:href="rent-20251031.xsd#rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedSeptember2016Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_TriplePointEquityClassifiedCommonStockWarrantsIssuedSeptember2016Member_01fe8af8-2010-46e7-a95b-c600f08da53a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CHSUSManagementLLCEquityClassifiedCommonStockWarrantsIssuedOctober2021Member_fe0074bf-3854-44f9-8763-fde96a83131f" xlink:href="rent-20251031.xsd#rent_CHSUSManagementLLCEquityClassifiedCommonStockWarrantsIssuedOctober2021Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_CHSUSManagementLLCEquityClassifiedCommonStockWarrantsIssuedOctober2021Member_fe0074bf-3854-44f9-8763-fde96a83131f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CHSUSManagementLLCEquityClassifiedCommonStockWarrantsIssuedJanuary2023Member_15e91650-51ec-43bf-82a6-17b3a16d0427" xlink:href="rent-20251031.xsd#rent_CHSUSManagementLLCEquityClassifiedCommonStockWarrantsIssuedJanuary2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_rent_EquityClassifiedCommonStockWarrantsMember_baa6b0b1-2ef4-4486-89c1-2284460dc94e" xlink:to="loc_rent_CHSUSManagementLLCEquityClassifiedCommonStockWarrantsIssuedJanuary2023Member_15e91650-51ec-43bf-82a6-17b3a16d0427" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightOutstanding_6766aa44-0177-42ff-a594-2f4d9db1e08b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_ea663e33-70a3-48de-8f11-9abcba14a608" xlink:to="loc_us-gaap_ClassOfWarrantOrRightOutstanding_6766aa44-0177-42ff-a594-2f4d9db1e08b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_fec73d21-4436-48c2-8e5a-de616c92c051" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_ea663e33-70a3-48de-8f11-9abcba14a608" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_fec73d21-4436-48c2-8e5a-de616c92c051" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantsAndRightsOutstanding_684ddc35-36cd-4229-9bda-48099f05520d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantsAndRightsOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_ea663e33-70a3-48de-8f11-9abcba14a608" xlink:to="loc_us-gaap_WarrantsAndRightsOutstanding_684ddc35-36cd-4229-9bda-48099f05520d" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/SharebasedCompensationPlansNarrativeDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#SharebasedCompensationPlansNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/SharebasedCompensationPlansNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_3a986100-72f7-4756-9eff-593ccd27d36a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_3a986100-72f7-4756-9eff-593ccd27d36a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_4aa65d61-53f7-403c-bc47-c317cad2d61a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_3a986100-72f7-4756-9eff-593ccd27d36a" xlink:to="loc_us-gaap_PlanNameAxis_4aa65d61-53f7-403c-bc47-c317cad2d61a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_4aa65d61-53f7-403c-bc47-c317cad2d61a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PlanNameAxis_4aa65d61-53f7-403c-bc47-c317cad2d61a" xlink:to="loc_us-gaap_PlanNameDomain_4aa65d61-53f7-403c-bc47-c317cad2d61a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_158f3b43-698e-4590-a10f-4a801dce1e2d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PlanNameAxis_4aa65d61-53f7-403c-bc47-c317cad2d61a" xlink:to="loc_us-gaap_PlanNameDomain_158f3b43-698e-4590-a10f-4a801dce1e2d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_A2019PlanMember_c7e04388-7d88-49ea-83ed-1cb3e605e93a" xlink:href="rent-20251031.xsd#rent_A2019PlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_158f3b43-698e-4590-a10f-4a801dce1e2d" xlink:to="loc_rent_A2019PlanMember_c7e04388-7d88-49ea-83ed-1cb3e605e93a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_A2021PlanMember_d8de6ce5-819a-4fa9-819a-49d2889299f5" xlink:href="rent-20251031.xsd#rent_A2021PlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_158f3b43-698e-4590-a10f-4a801dce1e2d" xlink:to="loc_rent_A2021PlanMember_d8de6ce5-819a-4fa9-819a-49d2889299f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_OptionExchangePlanMember_905fba84-4320-4afe-b30e-ce9b175b0743" xlink:href="rent-20251031.xsd#rent_OptionExchangePlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_158f3b43-698e-4590-a10f-4a801dce1e2d" xlink:to="loc_rent_OptionExchangePlanMember_905fba84-4320-4afe-b30e-ce9b175b0743" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_ddb141e0-cdd0-47e2-8476-f354dbff1363" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_3a986100-72f7-4756-9eff-593ccd27d36a" xlink:to="loc_us-gaap_AwardTypeAxis_ddb141e0-cdd0-47e2-8476-f354dbff1363" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_ddb141e0-cdd0-47e2-8476-f354dbff1363_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_ddb141e0-cdd0-47e2-8476-f354dbff1363" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_ddb141e0-cdd0-47e2-8476-f354dbff1363_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e26fde37-1b1c-430c-b13d-a4ee4e78185f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_ddb141e0-cdd0-47e2-8476-f354dbff1363" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e26fde37-1b1c-430c-b13d-a4ee4e78185f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_7c97d798-5237-4168-a2c6-d35909f924fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e26fde37-1b1c-430c-b13d-a4ee4e78185f" xlink:to="loc_us-gaap_EmployeeStockOptionMember_7c97d798-5237-4168-a2c6-d35909f924fa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_8f28c10a-6fdf-49a6-bf22-cf32c967a102" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e26fde37-1b1c-430c-b13d-a4ee4e78185f" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_8f28c10a-6fdf-49a6-bf22-cf32c967a102" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_19c2c87e-a029-41e0-9f4e-dd9294e4b463" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_3a986100-72f7-4756-9eff-593ccd27d36a" xlink:to="loc_srt_RangeAxis_19c2c87e-a029-41e0-9f4e-dd9294e4b463" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_19c2c87e-a029-41e0-9f4e-dd9294e4b463_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_19c2c87e-a029-41e0-9f4e-dd9294e4b463" xlink:to="loc_srt_RangeMember_19c2c87e-a029-41e0-9f4e-dd9294e4b463_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_3116f850-dfc6-4ffe-ba8e-45f91b7d3339" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_19c2c87e-a029-41e0-9f4e-dd9294e4b463" xlink:to="loc_srt_RangeMember_3116f850-dfc6-4ffe-ba8e-45f91b7d3339" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_f6a91be2-7dd9-4a81-84be-2c80504f78fe" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_3116f850-dfc6-4ffe-ba8e-45f91b7d3339" xlink:to="loc_srt_MinimumMember_f6a91be2-7dd9-4a81-84be-2c80504f78fe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_532f61cd-6743-48fc-89ea-fa41a9b4bfd4" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_3116f850-dfc6-4ffe-ba8e-45f91b7d3339" xlink:to="loc_srt_MaximumMember_532f61cd-6743-48fc-89ea-fa41a9b4bfd4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_5e9b5358-d037-4bdc-886a-ef4e5d6bc20e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_3a986100-72f7-4756-9eff-593ccd27d36a" xlink:to="loc_us-gaap_StatementClassOfStockAxis_5e9b5358-d037-4bdc-886a-ef4e5d6bc20e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_5e9b5358-d037-4bdc-886a-ef4e5d6bc20e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_5e9b5358-d037-4bdc-886a-ef4e5d6bc20e" xlink:to="loc_us-gaap_ClassOfStockDomain_5e9b5358-d037-4bdc-886a-ef4e5d6bc20e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_d7fdf37b-3ad1-4c8b-a88a-5299a4cfa209" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_5e9b5358-d037-4bdc-886a-ef4e5d6bc20e" xlink:to="loc_us-gaap_ClassOfStockDomain_d7fdf37b-3ad1-4c8b-a88a-5299a4cfa209" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_2edce954-8d4e-4887-ab26-96644bbf05ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_d7fdf37b-3ad1-4c8b-a88a-5299a4cfa209" xlink:to="loc_us-gaap_CommonClassAMember_2edce954-8d4e-4887-ab26-96644bbf05ab" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_fd2bcfc9-af8d-4bc1-88c0-d95f889118e0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_fd2bcfc9-af8d-4bc1-88c0-d95f889118e0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1fd6ca13-2a17-4774-adea-6cf21cabd19c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1fd6ca13-2a17-4774-adea-6cf21cabd19c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtInstrumentCovenantTermsRequiredIncreaseToSharesOfStock_1ec350c3-38af-44e5-800f-30c87ff10dd5" xlink:href="rent-20251031.xsd#rent_DebtInstrumentCovenantTermsRequiredIncreaseToSharesOfStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_rent_DebtInstrumentCovenantTermsRequiredIncreaseToSharesOfStock_1ec350c3-38af-44e5-800f-30c87ff10dd5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_e4a39f9a-dd4c-48cc-a916-2a71de342b9b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_e4a39f9a-dd4c-48cc-a916-2a71de342b9b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_c825a388-dfff-4d99-a898-3cc9c3dbe62a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_c825a388-dfff-4d99-a898-3cc9c3dbe62a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_cbd30e8c-2c11-4711-93ca-163226e6c0ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_cbd30e8c-2c11-4711-93ca-163226e6c0ff" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_b1b669dc-ef96-44c9-be36-be87bed282ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_b1b669dc-ef96-44c9-be36-be87bed282ef" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_64909fc4-2748-4971-b545-ecc666d61f12" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_64909fc4-2748-4971-b545-ecc666d61f12" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_ce4e7ef8-bb85-4016-aef2-19eb10656952" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_ce4e7ef8-bb85-4016-aef2-19eb10656952" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_a04d19d2-acdb-4732-b878-d7cf004f508e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_c748936d-98c1-4c9d-b826-950efb653be0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_a04d19d2-acdb-4732-b878-d7cf004f508e" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/SharebasedCompensationPlansRSUActivityDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#SharebasedCompensationPlansRSUActivityDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/SharebasedCompensationPlansRSUActivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d7687650-2f37-43bc-b09a-7fbe1e905af8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_9640e508-b6b9-483f-bf49-c97f092ab41b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d7687650-2f37-43bc-b09a-7fbe1e905af8" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_9640e508-b6b9-483f-bf49-c97f092ab41b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_c61db477-f4a3-4bd5-88e3-e51aeda9fcca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_9640e508-b6b9-483f-bf49-c97f092ab41b" xlink:to="loc_us-gaap_AwardTypeAxis_c61db477-f4a3-4bd5-88e3-e51aeda9fcca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c61db477-f4a3-4bd5-88e3-e51aeda9fcca_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_c61db477-f4a3-4bd5-88e3-e51aeda9fcca" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c61db477-f4a3-4bd5-88e3-e51aeda9fcca_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_486c4823-ceb9-4bd4-8962-64b234aa6a3d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_c61db477-f4a3-4bd5-88e3-e51aeda9fcca" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_486c4823-ceb9-4bd4-8962-64b234aa6a3d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_5b9d2cd3-ca9c-4189-a5a8-5b29b6d26e9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_486c4823-ceb9-4bd4-8962-64b234aa6a3d" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_5b9d2cd3-ca9c-4189-a5a8-5b29b6d26e9c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_220640de-0bf0-4473-aa49-c10ec3cf9b63" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d7687650-2f37-43bc-b09a-7fbe1e905af8" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_220640de-0bf0-4473-aa49-c10ec3cf9b63" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_26d7bb3e-0e0c-48fd-a5a5-a1ec49801034" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_220640de-0bf0-4473-aa49-c10ec3cf9b63" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_26d7bb3e-0e0c-48fd-a5a5-a1ec49801034" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2353e045-343c-4414-b15c-941b932223a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_220640de-0bf0-4473-aa49-c10ec3cf9b63" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2353e045-343c-4414-b15c-941b932223a1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_66d00777-89b4-4f07-b046-6054eab6bfa4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_220640de-0bf0-4473-aa49-c10ec3cf9b63" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_66d00777-89b4-4f07-b046-6054eab6bfa4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_a2c220aa-8867-4400-8761-047393bef3b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_220640de-0bf0-4473-aa49-c10ec3cf9b63" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_a2c220aa-8867-4400-8761-047393bef3b9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_6b95a0f3-a897-461d-bd82-69ca80e211f5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_867a3d94-b961-4aab-a0fe-50c4d11f7e0c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d7687650-2f37-43bc-b09a-7fbe1e905af8" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_867a3d94-b961-4aab-a0fe-50c4d11f7e0c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_8fc4f59b-d7a4-4479-9275-d44c9c93d1c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_867a3d94-b961-4aab-a0fe-50c4d11f7e0c" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_8fc4f59b-d7a4-4479-9275-d44c9c93d1c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_87ae52e5-30b1-475b-bc5f-10d97c3ff3ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_867a3d94-b961-4aab-a0fe-50c4d11f7e0c" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_87ae52e5-30b1-475b-bc5f-10d97c3ff3ef" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2952e928-b0fa-4043-afc4-d32fe3e3b535" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_867a3d94-b961-4aab-a0fe-50c4d11f7e0c" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2952e928-b0fa-4043-afc4-d32fe3e3b535" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_7926912b-458e-4ab2-a2cb-1a84edc30a2b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_867a3d94-b961-4aab-a0fe-50c4d11f7e0c" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_7926912b-458e-4ab2-a2cb-1a84edc30a2b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_acb6f3f0-ee82-4362-802b-e1a1d52629b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/SharebasedCompensationPlansClassificationofSharebasedCompensationExpenseDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#SharebasedCompensationPlansClassificationofSharebasedCompensationExpenseDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/SharebasedCompensationPlansClassificationofSharebasedCompensationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d185e597-354b-47e3-8c83-f47a792b09ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2a326916-d7f1-46dc-9ef5-5d52d3f3545f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d185e597-354b-47e3-8c83-f47a792b09ef" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2a326916-d7f1-46dc-9ef5-5d52d3f3545f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_6ae4fc1c-f4c6-4e71-a226-308ac1470026" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2a326916-d7f1-46dc-9ef5-5d52d3f3545f" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_6ae4fc1c-f4c6-4e71-a226-308ac1470026" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_6ae4fc1c-f4c6-4e71-a226-308ac1470026_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_6ae4fc1c-f4c6-4e71-a226-308ac1470026" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_6ae4fc1c-f4c6-4e71-a226-308ac1470026_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_af99baa7-604e-4f56-a5f1-c45722434af7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_6ae4fc1c-f4c6-4e71-a226-308ac1470026" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_af99baa7-604e-4f56-a5f1-c45722434af7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TechnologyExpenseMember_5cac2204-0755-47ac-8553-96de848f5351" xlink:href="rent-20251031.xsd#rent_TechnologyExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_af99baa7-604e-4f56-a5f1-c45722434af7" xlink:to="loc_rent_TechnologyExpenseMember_5cac2204-0755-47ac-8553-96de848f5351" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_MarketingExpenseMember_1f610f8c-b650-4e3d-9fe7-0135f9eceaa4" xlink:href="rent-20251031.xsd#rent_MarketingExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_af99baa7-604e-4f56-a5f1-c45722434af7" xlink:to="loc_rent_MarketingExpenseMember_1f610f8c-b650-4e3d-9fe7-0135f9eceaa4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_68e639db-7f49-410c-be71-3c40512eefb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_af99baa7-604e-4f56-a5f1-c45722434af7" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_68e639db-7f49-410c-be71-3c40512eefb5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_b213b90b-5f69-4d1c-ac04-cc379686f8a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d185e597-354b-47e3-8c83-f47a792b09ef" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_b213b90b-5f69-4d1c-ac04-cc379686f8a8" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/NetIncomeLossperShareAttributabletoCommonStockholdersAdditionalInfromationDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#NetIncomeLossperShareAttributabletoCommonStockholdersAdditionalInfromationDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/NetIncomeLossperShareAttributabletoCommonStockholdersAdditionalInfromationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_019b0442-d0fa-7467-a454-e6eece0e1013" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_019b0442-d0fa-7b17-a7e5-d8b074d5159d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_019b0442-d0fa-7467-a454-e6eece0e1013" xlink:to="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_019b0442-d0fa-7b17-a7e5-d8b074d5159d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b0442-d0fa-7f09-b635-b2542a2579e4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_019b0442-d0fa-7b17-a7e5-d8b074d5159d" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b0442-d0fa-7f09-b635-b2542a2579e4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b0442-d0fa-7f09-b635-b2542a2579e4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b0442-d0fa-7f09-b635-b2542a2579e4" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b0442-d0fa-7f09-b635-b2542a2579e4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b0442-d0fa-75bd-a56d-53bdda75b529" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b0442-d0fa-7f09-b635-b2542a2579e4" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b0442-d0fa-75bd-a56d-53bdda75b529" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ExistingCreditAgreementMember_019b0442-d0fa-778f-902f-dd92b524e7d8" xlink:href="rent-20251031.xsd#rent_ExistingCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b0442-d0fa-75bd-a56d-53bdda75b529" xlink:to="loc_rent_ExistingCreditAgreementMember_019b0442-d0fa-778f-902f-dd92b524e7d8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019b0442-d0fa-7034-abd1-13b00842e2ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_019b0442-d0fa-7b17-a7e5-d8b074d5159d" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019b0442-d0fa-7034-abd1-13b00842e2ee" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b0442-d0fa-7034-abd1-13b00842e2ee_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b0442-d0fa-7034-abd1-13b00842e2ee" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b0442-d0fa-7034-abd1-13b00842e2ee_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b0442-d0fa-71d6-8d1c-d0627753925a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b0442-d0fa-7034-abd1-13b00842e2ee" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b0442-d0fa-71d6-8d1c-d0627753925a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MediumTermNotesMember_019b0442-d0fa-7590-a4a0-59159335cf9a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MediumTermNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019b0442-d0fa-71d6-8d1c-d0627753925a" xlink:to="loc_us-gaap_MediumTermNotesMember_019b0442-d0fa-7590-a4a0-59159335cf9a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019b0442-d0fa-7273-8136-01c1649b0ec0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodTable_019b0442-d0fa-7b17-a7e5-d8b074d5159d" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019b0442-d0fa-7273-8136-01c1649b0ec0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019b0442-d0fa-7273-8136-01c1649b0ec0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019b0442-d0fa-7273-8136-01c1649b0ec0" xlink:to="loc_us-gaap_ClassOfStockDomain_019b0442-d0fa-7273-8136-01c1649b0ec0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019b0442-d0fa-78fe-9074-19c973ee9cef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019b0442-d0fa-7273-8136-01c1649b0ec0" xlink:to="loc_us-gaap_ClassOfStockDomain_019b0442-d0fa-78fe-9074-19c973ee9cef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_019b0442-d0fa-7eb0-90fc-6c5d72c3d00c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_019b0442-d0fa-78fe-9074-19c973ee9cef" xlink:to="loc_us-gaap_CommonClassAMember_019b0442-d0fa-7eb0-90fc-6c5d72c3d00c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_019b0442-d0fa-7a7d-a908-8b699fe54b8d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodLineItems_019b0442-d0fa-7467-a454-e6eece0e1013" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_019b0442-d0fa-7a7d-a908-8b699fe54b8d" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/NetIncomeLossperShareAttributabletoCommonStockholdersAntidilutiveSecuritiesDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#NetIncomeLossperShareAttributabletoCommonStockholdersAntidilutiveSecuritiesDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/NetIncomeLossperShareAttributabletoCommonStockholdersAntidilutiveSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_11280f93-d73d-45d5-8d9f-8c37574784d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_b4bd7534-c8ff-49d6-ba9f-e267d653f8b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_11280f93-d73d-45d5-8d9f-8c37574784d0" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_b4bd7534-c8ff-49d6-ba9f-e267d653f8b7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_48ee4eeb-bb89-485e-8353-29b7b676f2c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_b4bd7534-c8ff-49d6-ba9f-e267d653f8b7" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_48ee4eeb-bb89-485e-8353-29b7b676f2c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_48ee4eeb-bb89-485e-8353-29b7b676f2c6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_48ee4eeb-bb89-485e-8353-29b7b676f2c6" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_48ee4eeb-bb89-485e-8353-29b7b676f2c6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_84e89fb7-a267-4dd7-9d47-4cf451a7e4a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_48ee4eeb-bb89-485e-8353-29b7b676f2c6" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_84e89fb7-a267-4dd7-9d47-4cf451a7e4a2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_755de85c-1aca-4908-9d8a-7993daeba1ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_84e89fb7-a267-4dd7-9d47-4cf451a7e4a2" xlink:to="loc_us-gaap_EmployeeStockOptionMember_755de85c-1aca-4908-9d8a-7993daeba1ef" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CommonStockWarrantMember_5a64741a-9375-4746-bc4d-86b7451c0011" xlink:href="rent-20251031.xsd#rent_CommonStockWarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_84e89fb7-a267-4dd7-9d47-4cf451a7e4a2" xlink:to="loc_rent_CommonStockWarrantMember_5a64741a-9375-4746-bc4d-86b7451c0011" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_1ac5ef55-0618-4def-873a-1e7224381983" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_84e89fb7-a267-4dd7-9d47-4cf451a7e4a2" xlink:to="loc_us-gaap_RestrictedStockMember_1ac5ef55-0618-4def-873a-1e7224381983" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_028c0a49-9bce-4313-90de-1fb0c7b7e764" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_11280f93-d73d-45d5-8d9f-8c37574784d0" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_028c0a49-9bce-4313-90de-1fb0c7b7e764" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/RelatedPartyTransactionsDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#RelatedPartyTransactionsDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/RelatedPartyTransactionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_453cb8f2-2728-458f-aec7-514e2e2d4ae0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9fa51c15-5ec7-4be9-a72d-d8e6be69a448" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_453cb8f2-2728-458f-aec7-514e2e2d4ae0" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9fa51c15-5ec7-4be9-a72d-d8e6be69a448" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_51f847ae-f01a-4f8b-90c6-93c454e8c224" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9fa51c15-5ec7-4be9-a72d-d8e6be69a448" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_51f847ae-f01a-4f8b-90c6-93c454e8c224" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_51f847ae-f01a-4f8b-90c6-93c454e8c224_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_51f847ae-f01a-4f8b-90c6-93c454e8c224" xlink:to="loc_us-gaap_RelatedPartyDomain_51f847ae-f01a-4f8b-90c6-93c454e8c224_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_66c648cd-5c20-489e-8732-218ae3631a6f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_51f847ae-f01a-4f8b-90c6-93c454e8c224" xlink:to="loc_us-gaap_RelatedPartyDomain_66c648cd-5c20-489e-8732-218ae3631a6f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CHSUSInvestmentsLLCMember_6374294d-4c6f-4d08-9594-623cd5321e58" xlink:href="rent-20251031.xsd#rent_CHSUSInvestmentsLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_66c648cd-5c20-489e-8732-218ae3631a6f" xlink:to="loc_rent_CHSUSInvestmentsLLCMember_6374294d-4c6f-4d08-9594-623cd5321e58" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b0402-38c6-7413-82d0-68489faff235" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9fa51c15-5ec7-4be9-a72d-d8e6be69a448" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b0402-38c6-7413-82d0-68489faff235" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b0402-38c6-7413-82d0-68489faff235_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b0402-38c6-7413-82d0-68489faff235" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b0402-38c6-7413-82d0-68489faff235_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b0402-38c6-72f3-a3ba-b682e1f9f84f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b0402-38c6-7413-82d0-68489faff235" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b0402-38c6-72f3-a3ba-b682e1f9f84f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TermLoanEquitizationMember_019b0402-38c6-7aa7-8dff-52333abbbfac" xlink:href="rent-20251031.xsd#rent_TermLoanEquitizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b0402-38c6-72f3-a3ba-b682e1f9f84f" xlink:to="loc_rent_TermLoanEquitizationMember_019b0402-38c6-7aa7-8dff-52333abbbfac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019b0402-38c6-787a-9b82-eedcf8b99e9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9fa51c15-5ec7-4be9-a72d-d8e6be69a448" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019b0402-38c6-787a-9b82-eedcf8b99e9c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019b0402-38c6-787a-9b82-eedcf8b99e9c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019b0402-38c6-787a-9b82-eedcf8b99e9c" xlink:to="loc_us-gaap_ClassOfStockDomain_019b0402-38c6-787a-9b82-eedcf8b99e9c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019b0402-38c6-796a-bfea-2526daa61fde" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019b0402-38c6-787a-9b82-eedcf8b99e9c" xlink:to="loc_us-gaap_ClassOfStockDomain_019b0402-38c6-796a-bfea-2526daa61fde" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_019b0402-38c6-788f-b36a-26979ce332ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_019b0402-38c6-796a-bfea-2526daa61fde" xlink:to="loc_us-gaap_CommonClassAMember_019b0402-38c6-788f-b36a-26979ce332ba" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019b0402-38c6-7296-a3c6-b2920e134388" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_9fa51c15-5ec7-4be9-a72d-d8e6be69a448" xlink:to="loc_dei_LegalEntityAxis_019b0402-38c6-7296-a3c6-b2920e134388" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019b0402-38c6-7296-a3c6-b2920e134388_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019b0402-38c6-7296-a3c6-b2920e134388" xlink:to="loc_dei_EntityDomain_019b0402-38c6-7296-a3c6-b2920e134388_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019b0402-38c6-7c0d-a6f2-72893e71f431" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019b0402-38c6-7296-a3c6-b2920e134388" xlink:to="loc_dei_EntityDomain_019b0402-38c6-7c0d-a6f2-72893e71f431" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CHSUSInvestmentsLLCMember_019b0402-38c6-7c24-9c0d-8aa5a33f8097" xlink:href="rent-20251031.xsd#rent_CHSUSInvestmentsLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019b0402-38c6-7c0d-a6f2-72893e71f431" xlink:to="loc_rent_CHSUSInvestmentsLLCMember_019b0402-38c6-7c24-9c0d-8aa5a33f8097" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_e6cbed40-3c01-4824-9822-e0b203a14003" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_453cb8f2-2728-458f-aec7-514e2e2d4ae0" xlink:to="loc_us-gaap_LongTermDebt_e6cbed40-3c01-4824-9822-e0b203a14003" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_ParentOwnershipPercentageRelatedParty_019b0402-38c6-7a4b-87bd-cc9d86e17fcf" xlink:href="rent-20251031.xsd#rent_ParentOwnershipPercentageRelatedParty"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_453cb8f2-2728-458f-aec7-514e2e2d4ae0" xlink:to="loc_rent_ParentOwnershipPercentageRelatedParty_019b0402-38c6-7a4b-87bd-cc9d86e17fcf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DebtDiscountInterestAndAmortizationExpense_cef7d350-8cdd-40cf-8bf1-2038d9c63e0d" xlink:href="rent-20251031.xsd#rent_DebtDiscountInterestAndAmortizationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_453cb8f2-2728-458f-aec7-514e2e2d4ae0" xlink:to="loc_rent_DebtDiscountInterestAndAmortizationExpense_cef7d350-8cdd-40cf-8bf1-2038d9c63e0d" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.renttherunway.com/role/CommitmentandContingenciesAdditionalInformationDetails" xlink:type="simple" xlink:href="rent-20251031.xsd#CommitmentandContingenciesAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.renttherunway.com/role/CommitmentandContingenciesAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_02637e90-9560-4af3-bd00-efe0b039c682" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable_e24233de-c211-401a-89e9-9b5c1d930029" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_02637e90-9560-4af3-bd00-efe0b039c682" xlink:to="loc_us-gaap_LineOfCreditFacilityTable_e24233de-c211-401a-89e9-9b5c1d930029" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_e42eaab6-3457-44b8-b748-84f465b9f8c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_e24233de-c211-401a-89e9-9b5c1d930029" xlink:to="loc_us-gaap_CreditFacilityAxis_e42eaab6-3457-44b8-b748-84f465b9f8c5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_e42eaab6-3457-44b8-b748-84f465b9f8c5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_e42eaab6-3457-44b8-b748-84f465b9f8c5" xlink:to="loc_us-gaap_CreditFacilityDomain_e42eaab6-3457-44b8-b748-84f465b9f8c5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_8febd382-dd70-4de6-9060-20a8b387d58c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_e42eaab6-3457-44b8-b748-84f465b9f8c5" xlink:to="loc_us-gaap_CreditFacilityDomain_8febd382-dd70-4de6-9060-20a8b387d58c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_CashCollateralizedStandbyLettersOfCreditMember_257fff59-a221-4b66-ac6a-93213d3339c6" xlink:href="rent-20251031.xsd#rent_CashCollateralizedStandbyLettersOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_8febd382-dd70-4de6-9060-20a8b387d58c" xlink:to="loc_rent_CashCollateralizedStandbyLettersOfCreditMember_257fff59-a221-4b66-ac6a-93213d3339c6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCash_a2485523-8650-4337-a5af-6818949849a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_02637e90-9560-4af3-bd00-efe0b039c682" xlink:to="loc_us-gaap_RestrictedCash_a2485523-8650-4337-a5af-6818949849a9" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/IndividualsOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#IndividualsOnly"/>
  <link:definitionLink xlink:role="http://xbrl.sec.gov/ecd/role/IndividualsOnly" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllIndividualsMember" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllIndividualsMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_DrewRauMember_49506842-594b-4247-aa6f-cbda49a0ca6c" xlink:href="rent-20251031.xsd#rent_DrewRauMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ecd_AllIndividualsMember" xlink:to="loc_rent_DrewRauMember_49506842-594b-4247-aa6f-cbda49a0ca6c" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#TradingArrangmentsOnly"/>
  <link:definitionLink xlink:role="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllTradingArrangementsMember" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllTradingArrangementsMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TradingArrangementCommonStockMember_019b0674-319f-727d-89cd-5a0441b1e058" xlink:href="rent-20251031.xsd#rent_TradingArrangementCommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ecd_AllTradingArrangementsMember" xlink:to="loc_rent_TradingArrangementCommonStockMember_019b0674-319f-727d-89cd-5a0441b1e058" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_rent_TradingArrangementRestrictedStockUnitsMember_019b0674-8cf7-70be-a8aa-b846c892c77a" xlink:href="rent-20251031.xsd#rent_TradingArrangementRestrictedStockUnitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ecd_AllTradingArrangementsMember" xlink:to="loc_rent_TradingArrangementRestrictedStockUnitsMember_019b0674-8cf7-70be-a8aa-b846c892c77a" xlink:type="arc" order="2"/>
  </link:definitionLink>
</link:linkbase>
