Breadcrumb Home > Thesaurus > C Synonyms of coattail Find synonyms for: Noun1. coattail, flapusage: the loose back flap of a coat that hangs below the waistWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of coattail (Dictionary) ✖ Related Content Daily Word Quiz: rococo Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language