/ Dictionary / Index M muttonfish: Meaning and Definition of Find definitions for: mut•ton•fish Pronunciation: (mut'n-fish"), [key] — pl. -fish, -fish•es. See See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: muttonfish (Thesaurus) mutton corn muttonhead Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language