Search Result for "post-office box":
Wordnet 3.0

NOUN (1)

1. a numbered compartment in a post office where mail is put to be called for;
[syn: Post-Office box, PO Box, POB, call box, letter box]



WordNet (r) 3.0 (2006):

Post-Office box
    n 1: a numbered compartment in a post office where mail is put
         to be called for [syn: Post-Office box, PO Box, POB,
         call box, letter box]