Meaning of the word deadbolt in English

What does deadbolt mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

deadbolt

US /ˈded.boʊlt/
UK /ˈded.bəʊlt/
"deadbolt" picture

Noun

a bolt on a lock that is moved into position by turning a knob or key rather than by spring action.

Example:
Make sure to engage the deadbolt when you leave.
The locksmith installed a new deadbolt on the front door.