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English definition of “shut (sth) off”

shut (sth) off

phrasal verb with shut     /ʃʌt/ verb [I or T] (present participle shutting, past tense and past participle shut)
If a machine or system shuts off, or if someone or something shuts it off, it stops operating: The engine shuts off automatically when the desired speed is reached.Not functioning
(Definition of shut (sth) off from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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