deadbolt
/ˈdedbəʊlt/ (bre, ipa) · /ˈdedbəʊlt/ (ame, ipa)
deadbolt — noun
- deadboltsingular
- deadboltsplural
1. a strong lock fitted to a door, with a metal bar that slides sideways into the d
a strong lock fitted to a door, with a metal bar that slides sideways into the door frame when you turn a key or handle, keeping the door securely closed
Sofia had a deadbolt fitted to her front door after someone tried to break into the flat next door.
collocation: fit / install a deadbolt
The landlord told Grace to lock both the handle lock and the deadbolt every night before going to bed.
Diego turned the key in the deadbolt and heard the solid click of the lock engaging.
Ananya called a locksmith when the deadbolt on her back door jammed and she could not open it.
Kenji checked that the deadbolt had fully pushed into the door frame before walking away from the shop.
Satoshi turned the key and the deadbolt slid smoothly into the steel door frame.
- lock
general term for any device that fastens a door, window, or container; a deadbolt is a specific kind of strong lock for external doors
- latch
a simpler, often spring-loaded fastener that can be pushed open from outside; unlike a deadbolt, a latch alone is not secure
- bolt
a general term for any sliding metal rod used as a fastener; a deadbolt is a specific kind of bolt for doors
用法筆記
Frequently found on external doors as a second lock for extra security. The word 'deadbolt' can refer specifically to the metal bar that slides into the frame, but in everyday use it means the whole lock assembly.