/ Dictionary / Index M mold wash: Meaning and Definition of Find definitions for: mold' wash" Pronunciation: [key] a coating applied in liquid form to walls of a mold cavity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. moldwarp moldy Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language