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know one's stuff. In DICTIOUS you will not only get to know all the dictionary meanings for the word
know one's stuff, but we will also tell you about its etymology, its characteristics and you will know how to say
know one's stuff in singular and plural. Everything you need to know about the word
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English
Verb
know one's stuff (third-person singular simple present knows one's stuff, present participle knowing one's stuff, simple past knew one's stuff, past participle known one's stuff)
- (intransitive, informal) To be knowledgeable about and competent at a particular subject or task.
Joe really knows his stuff when it comes to baseball.
2020, Emmet Sweeney, The Theban Empire, volume 3, page 176:The field of knowledge in which Hori claimed to be an authority was Palestinology. The contents of the missive show that Hori certainly knew his stuff.
Synonyms
Antonyms
Translations
be generally experienced and knowledgeable
knowledgeable in a particular field
knowledgeable in a specific situation
Further reading