n.
1.a fastener fitted to a door or drawer to keep it firmly closed
2.a strand or cluster of hair
3.a mechanism that detonates the charge of a gun
4.enclosure consisting of a section of canal that can be closed to control the water level
5.a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key
6.any wrestling hold in which some part of the opponent's body is twisted or pressured lock v.
1.fasten with a lock
2.keep engaged
3.become rigid or immoveable
4.hold in a locking position
5.become engaged or intermeshed with one another
6.hold fast (in a certain state)
7.place in a place where something cannot be removed or someone cannot escape
8.pass by means through a lock in a waterway
9.build locks in order to facilitate the navigation of vessels