/ Dictionary / Index M malleable: Meaning and Definition of Find definitions for: mal•le•a•ble Pronunciation: (mal'ē-u-bul), [key] — adj. capable of being extended or shaped by hammering or by pressure from rollers. adaptable or tractable: the malleable mind of a child. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: malleable (Thesaurus) Malle malleable cast iron Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language