not know sb from Adam Meaning in the Cambridge English Dictionary
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Meaning of “not know sb from Adam” in the English Dictionary

"not know sb from Adam" in British English

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not know sb from Adam

informal to have never ​met someone and not know anything about them: Why should she ​lend me ​money? She doesn't know me from ​Adam.
(Definition of not know sb from Adam from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “not know sb from Adam”
in Chinese (Simplified) 根本不知道(某人),与(某人)素不相识…
in Chinese (Traditional) 根本不知道(某人),與(某人)素不相識…
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