/ Dictionary / Index M mignon: Meaning and Definition of Find definitions for: mi•gnon Pronunciation: (min-yon' Fr. mē-nyôn'), [key] — adj. small and pretty; delicately pretty. Mi•gnon Pronunciation: (mē-nyôn'), [key] — n. an opera (1866) by Ambroise Thomas. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mighty mignonette 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