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English definition of “play (sb) up”

play (sb) up

UK informal phrasal verb with play     /pleɪ/ verb
to cause someone pain: His knee's been playing him up again. My stomach was playing up so I had to go home.Causing feelings of anger and displeasure
(Definition of play (sb) up from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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