'know-it-all' in a sentence
Learn how to use 'know-it-all' with 5 example sentences.
- know-it-all noun
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: someone who thinks he knows everything and refuses to accept advice or information from others
He thinks he knows it all.
They must have known it all along.
Don't act like a know-it-all.
Why are you asking if you know it all?
I don't know. It all happened so fast.