/ Thesaurus / P Synonyms of pin up Find synonyms for: Noun1. cover girl, pin-up, lovely, photographer's modelusage: a very pretty girl who works as a photographer's modelVerb1. pin down, pin up, attachusage: attach with or as if with a pin; "pin up a picture"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language