/ Dictionary / Index M moldy: Meaning and Definition of Find definitions for: mold•y Pronunciation: (mōl'dē), [key] — mold•i•er, mold•i•est. overgrown or covered with mold. musty, as from decay or age. old-fashioned; outmoded: moldy ideas about higher education. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: moldy (Thesaurus) mold wash moldy fig Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language