know better (than to do sth) Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “know better (than to do sth)” in the English Dictionary

"know better (than to do sth)" in British English

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know better (than to do sth)

C2 to be ​wise or ​moral enough not to do something: Sure, she's only six, but she's old enough to know ​better than to ​run off without us. I'm ​surprised at you ​behaving so ​badly - you ought to/should know ​better.
(Definition of know better (than to do sth) from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “know better (than to do sth)”
in Chinese (Simplified) 明事理(而不至于做某事)…
in Chinese (Traditional) 明事理(而不至於做某事)…
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