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English definition of “whizz”

whizz

verb [I + adv/prep] uk UK (US usually whiz)   /wɪz/ informal us  
to move or do something very fast: A police car whizzed by, on its way to the accident. We whizzed through the rehearsal, so that we'd be finished by lunchtime. Time just whizzes past when you're enjoying yourself.

whizz

noun uk   /wɪz/ UK us  

whizz noun (EXPERT)

[C usually singular] (US usually whiz) informal approving a person with a very high level of skill or knowledge in a particular subject: a computer whizz He's a whizz at poker.

whizz noun (DRUG)

[U] slang for amphetamine (= a drug that makes the mind and body more active)
(Definition of whizz from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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