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English definition of “pep sb/sth up”

pep sb/sth up

phrasal verb with pep     /pep/ verb (-pp-)
to make someone or something more energetic or interesting: A good night's sleep will pep you up. The show needs to be pepped up with some decent songs.Energetic and lively
(Definition of pep sb/sth up from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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