Also found in: Thesaurus, Encyclopedia, Wikipedia.
click for a larger image


A bolt on a lock that shifts only when the key or a small knob on one side of the lock is turned.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. a locking bolt that is turned by the key rather than a spring
a. a type of lock that utilizes a bolt that has to be turned manually rather than by a spring
b. (as modifier): deadbolt locks.
3. (as modifier): deadbolt locks.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014



a lock bolt that is moved into position by the turning of a knob or key rather than by spring action.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.deadbolt - the part of a lock that is engaged or withdrawn with a keydeadbolt - the part of a lock that is engaged or withdrawn with a key
bar - a rigid piece of metal or wood; usually used as a fastening or obstruction or weapon; "there were bars in the windows to prevent escape"
lock - a fastener fitted to a door or drawer to keep it firmly closed
safety bolt, safety lock - a bolt that cannot be moved from outside the door or gate
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˈdedbəʊlt] Ncerrojo m de seguridad
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
References in periodicals archive ?
If you're a homeowner and need help painting steps or porch repair, gutter repair, weatherproofing, window repair, smoke detectors, deadbolt locks, hauling of debris, yard cleanup, flower planting, mattress turning, etc., make a request!
Despite their best efforts, the officers couldn't get in to remove the giant intruder, because the bear had somehow managed to deadbolt the room from inside.
The patio door also has two deadbolts. But only one deadbolt can be seen on the outside, so it helps with a resident's security.
Court documents also said that Pena ( installed an unauthorized deadbolt on his front door to prevent her from escaping.
The Seismic everyday carry folder features CRKT's innovative Deadbolt lock.
New offerings include the all-new Schlage Encode Smart Wi-Fi Deadbolt, the first WiFi-enabled smart lock for Key; Key for Garage with Chamberlin Group; compatibility with the Ring app for access control; and Key for Business, a smart fob for drivers delivering Amazon packages to commercial and residential properties." The Schlage Encode Smart WiFi Deadbolt is the first WiFi-enabled smart lock for Key.
Glick Company 1:10.347 Individual Game Winners: AO Smith Water Heater Installation: Brandon Gay Carrier Air Conditioner Repair John Perez Fluidmaster Toilet Repair Pedro Martinez Frigidaire Icemaker Installation Pedro Martinez Kidde Fire and Carbon Monoxide Safety Installation Albert Kasneci Kwikset Key Control Deadbolt Raymond Raines Seasons Ceiling Fan Assembly Brandon Gay SmartBurner Race Car Competition Albert Kasneci AO Smith Water Heater Installation: Addison at Windemere ContraVest Apts.
It's an inexpensive durable deadbolt strap that locks-down the deadbolt handle when locked and stops anyone from unlocking your door at home or when staying in a hotel or motel.
The August Smart Lock Pro 3rd Generation is a keyless lock control designed to install over an existing deadbolt assembly.
Elsafe Sentinel II has a new locking system with an interlocking deadbolt system, and is UL-1037 Certified for physical strength and security.
The interior of the dome and bays are black-lined, and a large fiberglass residential-style door with deadbolt lock is included with the base model.