/ Dictionary / Index M mountain man: Meaning and Definition of Find definitions for: moun'tain man" Pronunciation: [key] mountaineer (def. 1). a man who lives and works in the mountains or wilderness, esp. a frontiersman or pioneer, as in the early American West. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mountain mahogany mountain maple Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language