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English definition of “clean sth up”

clean sth up

(CRIME) phrasal verb with clean     /kliːn/ verb
to stop illegal or dishonest activity in a place or organization: We need a mayor who is tough enough to clean up this town.Correcting and mendingEditing and compiling
(Definition of clean sth up (CRIME) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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