(chiefly Britain) someone who delivers the post (mail) to, and/or collects the post from, residential or commercial addresses, or from public mailboxes.

A surname.

Synonym of post office (“party game involving the exchange of kisses”) / A double knock at the door to indicate the delivery of letters or telegrams.

(graph theory) The problem of finding the shortest closed path or circuit that visits every edge of a (connected) undirected graph.

plural of Chinese postman problem