go off the rails Meaning in the Cambridge English Dictionary
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Meaning of “go off the rails” in the English Dictionary

"go off the rails" in British English

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go off the rails

informal to ​startbehaving in a way that is not ​generallyacceptable, ​especiallydishonestly or ​illegally: He went off the ​rails in his first ​year at ​university.
(Definition of go off the rails from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “go off the rails”
in Chinese (Simplified) 举止怪异, 越过道德底线,行为不轨…
in Chinese (Traditional) 舉止怪異, 越過道德底線,行為不軌…