/ Dictionary / Index D deadbolt: Meaning and Definition of Find definitions for: dead•bolt Pronunciation: (ded'bōlt"), [key] — n. a lock bolt that is moved into position by the turning of a knob or key rather than by spring action. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: deadbolt (Thesaurus) deadbeat dad dead center Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language