/ Dictionary / Index M mantlet: Meaning and Definition of Find definitions for: mant•let Pronunciation: (mant'lit), [key] — n. Mil. mantelet (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mantlet (Thesaurus) mantle rock mantletree Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language