Meaning of CLAMP in English

CLAMP

I. clamp 1 /klæmp/ BrE AmE verb [transitive]

1 . [always + adverb/preposition] to put or hold something in a position so that it cannot move:

She clamped her hands over her ears.

Creed opened his mouth to speak, then clamped it shut.

2 . clamp sanctions/restrictions etc on somebody to put limits on what someone is allowed to do:

The President clamped sanctions on the island after the bomb attack.

3 . [always + adverb/preposition] to hold two things together using a clamp:

Clamp the two parts together until the glue dries.

4 . [usually passive] ( also wheel-clamp ) British English to put a clamp on the wheel of a car so that the car cannot be driven away. This is usually done because the car is illegally parked SYN boot American English :

He returned, only to discover his car had been clamped.

clamp down phrasal verb

to take firm action to stop a particular type of crime ⇨ clampdown

clamp down on

The police are clamping down on drink-driving offenders.

II. clamp 2 BrE AmE noun [countable]

[ Date: 1400-1500 ; Origin: Probably from an unrecorded Middle Dutch klampe ]

1 . a piece of equipment for holding things together

2 . ( also wheel clamp ) British English a metal object that is fastened to the wheel of a car so that the car cannot be driven away. This is usually done because the car is illegally parked SYN boot American English

III. ˈwheel clamp BrE AmE ( also clamp ) noun [countable]

a metal object that is fastened to the wheel of an illegally parked car so that it cannot be driven away SYN denver boot American English

—wheel-clamp verb [transitive]

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.