Definition of dead bolt
:a lock bolt that is moved by turning a knob or key without action of a spring
What's Trending Now
More Trending Words
dead bolt
noun
From the M-W Editors
First Known Use of dead bolt
circa 1902
DEAD BOLT Defined for English Language Learners
dead bolt
noun
Definition of dead bolt for English Language Learners
-
: a lock with a heavy sliding bar that is moved by turning a knob or key
Learn More about dead bolt
Seen and Heard
What made you want to look up dead bolt? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!