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English definition of “pump sb up”

pump sb up

informal phrasal verb with pump     /pʌmp/ verb
to make someone feel more confident or excited: He was offering them advice and trying to pump them up. The players were pumping themselves up by singing the national anthem before the game.Making people excited and interestedInspiration and inspiringConfidence and self-assuranceShowing arrogance and conceit
(Definition of pump sb up from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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