postcode — At the Post Office postcode /ˈpəʊstkəʊd/ noun CEFR A2 A group of letters and numbers used to find an exact address. “Don't forget to write the postcode.” Related words in this scene queuesignstampformpostcardtapereceiptweighcountersendaddressreceivesenderletterlabelenvelopescalewrapparcelpostboxpackagemailpostmandeliveryweightboxcourierairmaildeliverfragiletracking Practice this word Create worksheet