/ Dictionary / Index C couché: Meaning and Definition of Find definitions for: cou•ché Pronunciation: (k-shā'), [key] — adj. Heraldry. (of an escutcheon) depicted in a diagonal position, the sinister chief uppermost. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. couchant coucher Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language