/ Thesaurus / O Synonyms of overseas cap Find synonyms for: Noun1. garrison cap, overseas cap, capusage: a wedge-shaped wool or cotton cap; worn as part of a uniformWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language