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Definition of “not know the first thing about sth” - English Dictionary

"not know the first thing about sth" in British English

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not know the first thing about sth

to know nothing about a subject: I'm afraid I don't know the first thing about car engines.
(Definition of not know the first thing about sth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Translations of “not know the first thing about sth”
in Chinese (Simplified) 对…一无所知…
in Chinese (Traditional) 對…一無所知…
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Avoiding common errors with the word enough.
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