return address
noun[C]
ukusCOMMUNICATIONS
theaddressto use whenreplyingto aletter, etc., or that thepostserviceshould use whensendingback aletterthat cannot bedelivered(= taken to therightaddress):
Please write areturnaddresson the back of theenvelope.
We couldn'treplybecause there was noreturnaddress.