know sth like the back of your hand Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “know sth like the back of your hand” in the English Dictionary

"know sth like the back of your hand" in British English

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know sth like the back of your hand

informal to have very good and ​detailedknowledge of something: I know this ​area like the back of my ​hand.
(Definition of know sth like the back of your hand from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “know sth like the back of your hand”
in Chinese (Simplified) 熟悉, 精通…
in Chinese (Traditional) 熟悉, 精通, 對…瞭如指掌…
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