not know the first thing about

not know the first thing about (someone or something)

To not know anything about someone or something. I don't know the first thing about computers, so you'll have to explain this to me really slowly. What's an attachment again? Geoff wouldn't know the first thing about how to take care of a baby. Thank goodness Frank is there to help babysit. Why do you presume to know what I would or wouldn't do? You don't know the first thing about me!See also: first, know, not, thing

not know the first thing about someone or something

Fig. not to know anything about someone or something. I don't know the first thing about flying an airplane. She doesn't know the first thing about John.See also: first, know, not, thing

not know the first thing aˈbout somebody/something

know nothing at all about somebody/something: I don’t know the first thing about Chinese history.See also: first, know, not, somebody, something, thing

单词	not know the first thing about
释义	not know the first thing about not know the first thing about (someone or something) To not know anything about someone or something. I don't know the first thing about computers, so you'll have to explain this to me really slowly. What's an attachment again? Geoff wouldn't know the first thing about how to take care of a baby. Thank goodness Frank is there to help babysit. Why do you presume to know what I would or wouldn't do? You don't know the first thing about me!See also: first, know, not, thing not know the first thing about someone or something Fig. not to know anything about someone or something. I don't know the first thing about flying an airplane. She doesn't know the first thing about John.See also: first, know, not, thing not know the first thing aˈbout somebody/something know nothing at all about somebody/something: I don’t know the first thing about Chinese history.See also: first, know, not, somebody, something, thing
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