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English definition of “go off the deep end”

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go off the deep end

informal
to get very angry about something or lose control of yourself
Translations of “go off the deep end”
in Chinese (Traditional) 大怒,火冒三丈…
in Chinese (Simplified) 大怒,火冒三丈…
(Definition of go off the deep end from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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