/ Dictionary / Index M mountain mint: Meaning and Definition of Find definitions for: moun'tain mint" Pronunciation: [key] any of various pungently aromatic North American mints of the genus Pycnanthemum, having large, flat clusters of small, whitish flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mountain maple mountainous Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language