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; used to raise or lower vessels that pass through it
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
1.fasten with a lock;
lock the bike to the fence
2.keep engaged;
engaged the gears
3.become rigid or immoveable;
The therapist noticed that the patient's knees tended to lock in this exercise
4.hold in a locking position;
He locked his hands around her neck
5.become engaged or intermeshed with one another;
They were locked in embrace
6.hold fast (in a certain state);
He was locked in a laughing fit
7.place in a place where something cannot be removed or someone cannot escape;
The parents locked her daughter up for the weekend
8.pass by means through a lock in a waterway
9.build locks in order to facilitate the navigation of vessels