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English definition of “mess with sth/sb”

mess with sth/sb

informal
verb uk phrasal verb with mess   /mes/ us  
to use or become involved with something or someone dangerous: You shouldn't mess with drugs.Taking part and getting involvedGetting involved for one's own benefit or against others' will
(Definition of mess with sth/sb from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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Translations of “mess with sth/sb”

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