/ Dictionary / Index D deafen: Meaning and Definition of Find definitions for: deaf•en Pronunciation: (def'un), [key] — v.t. to make deaf: The accident deafened him for life. to stun or overwhelm with noise: The pounding of the machines deafened us. deaden (def. 3). to render (a sound) inaudible, esp. by a louder sound. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: deafen (Thesaurus) deaf-blind deafening Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language