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English definition of “round on sb/sth”

round on sb/sth

verb [T] uk phrasal verb with round   /raʊnd/ us  
If you round on someone or something, you suddenly turn and attack them or it: The fox rounded on its pursuers.figurative The prime minister rounded on his critics with a very forceful speech.Physical and sexual assault and abductionSexual activity in general
(Definition of round on sb/sth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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