/ Thesaurus / M Synonyms of master sergeant Find synonyms for: Noun1. master sergeant, sergeantusage: a senior noncommissioned officer in the Army or MarinesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language