/ Dictionary / Index M mountainy: Meaning and Definition of Find definitions for: moun•tain•y Pronunciation: (moun'tn-ē), [key] — adj. having mountains; mountainous. pertaining to or living in the mountains. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mountain wind Mount Ararat 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