teach your grandmother to suck eggs Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “teach your grandmother to suck eggs” in the English Dictionary

"teach your grandmother to suck eggs" in British English

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teach your grandmother to suck eggs

UK disapproving to give ​advice to someone about a ​subject that they already ​know more about than you
(Definition of teach your grandmother to suck eggs from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “teach your grandmother to suck eggs”
in Chinese (Simplified) 班门弄斧…
in Chinese (Traditional) 班門弄斧…
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