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English definition of “no more Mr Nice Guy”

no more Mr Nice Guy

informal
something that is said when someone has decided to stop thinking about the wishes and feelings of other people: I've had enough of people taking advantage of me. From now on it's no more Mr Nice Guy.Morally wrong and evilDishonest
(Definition of no more Mr Nice Guy from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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Translations of “no more Mr Nice Guy”

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