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English definition of “sharpen up your act”

sharpen up your act

to improve your behaviour or performance: He really needs to sharpen up his act a bit, or he'll never get to university.Becoming betterMaking things betterMaking progress and advancing
(Definition of sharpen up your act from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Translations of “sharpen up your act”

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