/ Dictionary / Index C coach horse: Meaning and Definition of Find definitions for: coach' horse" Pronunciation: [key] a horse, usually strong and heavily built, for drawing a coach. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. coacher coach house Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language