/ Dictionary / Index M mouch: Meaning and Definition of Find definitions for: mouch Pronunciation: (mch), [key] — v.i., v.t., n. Slang. mooch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. motzer mouchette Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language