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English definition of “clamp”

clamp

noun [C]  /klæmp/ us  
a device used to hold something tightly: A small clamp at the bottom edge holds it in place.

clamp

verb [T always + adv/prep]  /klæmp/ us  
to use a device to hold something tightly: [M] Clamp the pieces together while the glue dries. If you clamp something, you hold it firmly so that it does not move: He abruptly clamped his jaw shut.
(Definition of clamp from the Cambridge Academic Content Dictionary © Cambridge University Press)
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