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English definition of “screw”

screw

verb
 
 
/skruː/
screw sth down/to/onto, etc to fasten something with a screw: You need to screw the cabinet to the wall.Tight and tightening
screw sth on/down/together, etc to fasten something by turning it round until it is tight, or to be fastened this way: The lid is screwed on so tight I can't get it off. → Opposite unscrewTight and tighteningFastening and tying
screw up your eyes/face to move the muscles of your face so that your eyes become narrow: He screwed up his eyes in the bright sunlight.Grimacing and frowning
(Definition of screw verb from the Cambridge Learners Dictionary © Cambridge University Press)
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