Deadbolt

//ˈdɛdˌboʊlt// noun, verb

Definitions

Noun
  1. 1
    The part of the lock which is moved when the key is engaged.
  2. 2
    the part of a lock that is engaged or withdrawn with a key wordnet
  3. 3
    A kind of lock in which the bolt (moving portion) is held in position by the cylinder rather than by a spring and so cannot be retracted except by turning the cylinder.
Verb
  1. 1
    To fasten or secure with a deadbolt. transitive

Etymology

Etymology 1

From dead + bolt.

Etymology 2

From dead + bolt.

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