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

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

"know what you are doing" in British English

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know what you are doing

to have the ​skills and ​knowledge to do something ​effectively: You don't need to ​tell me - I know what I'm doing!
(Definition of know what you are doing from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"know what you are doing" in American English

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know what you are doing

to have the ​knowledge or ​experience that is ​necessary to do something: Don’t ​worry about me – I know what I’m doing!
(Definition of know what you are doing from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “know what you are doing”
in Chinese (Simplified) 掌握了有效地做某事的技能和知识…
in Chinese (Traditional) 掌握了有效地做某事的技能和知識…
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