/ Dictionary / Index D double chin: Meaning and Definition of Find definitions for: dou'ble chin' Pronunciation: [key] a fold of fat beneath the chin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. double check double-click Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language