/ Dictionary / Index M muscadine: Meaning and Definition of Find definitions for: mus•ca•dine Pronunciation: (mus'ku-din, -dīn"), [key] — n. a grape, Vitis rotundifolia, of the southern U.S., having dull purple, thick-skinned musky fruit and being the origin of many grape varieties. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: muscadine (Thesaurus) muscadin muscari Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language