1. keylock - Noun
2. Keylock - Proper noun
(combat sports) An armlock where the implementer isolates the opponent's arm and torques the shoulder in order to cause pain or injury.
(computing, historical) A physical lock on the case of a computer, preventing use of the keyboard until unlocked.
Keylock (plural Keylocks)
A surname.
The competition, which was open, saw Keylock (14) manage to squeeze a medal against older competitors between his overall five disciplines. Source: Internet