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A word standing for an exclamation, or a response to something that you like. Usually said with emphasis on the word "you". (Can also be spelt 'Yuno')

The use of this word originated in the small North Carolina town of Garner.
1. "Did you see that new Chappelles show last night?"
"YOU know!"
2. "Yes, I just got an A on this test! YOU know!"
by piper April 15, 2004
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