/ Dictionary / Index M mustee: Meaning and Definition of Find definitions for: mus•tee Pronunciation: (mu-stē', mus'tē), [key] — n. the offspring of a white person and a quadroon; octoroon. a half-breed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mustard plaster mustelid Related Content Daily Word Quiz: diurnal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language