/ Thesaurus / S Synonyms of st martin's day Find synonyms for: Noun1. Martinmas, St Martin's Day, 11 November, quarter dayusage: the feast of Saint Martin; a quarter day in ScotlandWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: jugular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language