lock

any wrestling hold in which some part of the opponent's body is twisted or pressured

a fastener fitted to a door or drawer to keep it firmly closed

a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key

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

a mechanism that detonates the charge of a gun

a strand or cluster of hair

become rigid or immoveable

The therapist noticed that the patient's knees tended to lock in this exercise

place in a place where something cannot be removed or someone cannot escape

The parents locked her daughter up for the weekend

She locked her jewels in the safe

fasten with a lock

lock the bike to the fence

keep engaged

engaged the gears

become engaged or intermeshed with one another

They were locked in embrace

hold in a locking position

He locked his hands around her neck