Breadcrumb Home > Dictionary > Index T Cite tail coat: Meaning and Definition of Find definitions for: tail' coat". Pronunciation: [key] a man's fitted coat, cut away over the hips and descending in a pair of tapering skirts behind, usually black and worn as part of full evening dress. Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease. See also: tailcoat (Thesaurus) tailbone tail cone TrendingHere are the facts and trivia that people are buzzing about. February 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World The Manchu Related Content Daily Word Quiz: puerile Analogy of the Day: Today?s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language