/ Dictionary / Index M mountain wind: Meaning and Definition of Find definitions for: moun'tain wind" Pronunciation: (wind), [key] a wind descending a mountain valley at night. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mountain whitefish mountainy Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language