/ Thesaurus / S Synonyms of single barrelled Find synonyms for: Adjective1. single-barreled (vs. double-barreled), single-barrelledusage: having one barrel; "most guns are single-barreled"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: perennial Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language