know what you are talking about Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “know what you are talking about” in the English Dictionary

"know what you are talking about" in British English

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know what you are talking about

C1 to ​understand a ​subject because of ​yourexperience: He doesn't know what he's ​talking about - he's never ​even been to ​Africa.
(Definition of know what you are talking about from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"know what you are talking about" in American English

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know what you are talking about

to be ​able to ​speak in an ​informed way because of ​yourexperience or ​education: He doesn’t know what he’s ​talking about – he’s never ​even been to Alaska.
(Definition of know what you are talking about from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “know what you are talking about”
in Chinese (Simplified) 作经验之谈…
in Chinese (Traditional) 作經驗之談…
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