the best way to end a conversation about a conflict or something stupid.
guy1: A tomato is a fruit not a vegetable.
guy2: No its a vegetable!
guy1: No, it's a fruit. see it says that a tomato is in the fruit family in Websters Dictionary!
guy2: You know what fuck you!
by man with the flow February 9, 2006
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The best way to end an arguement. You can also follow up with a "SUCK MY MOTHERFUCKING DICK."
Man: I honestly don't care if your child is gonna die.
Man2: You know what? FUCK YOU!
by OMG LOLZ!!!!1111+shift!!!! March 21, 2005
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this nigga hurt. either about to walk away or hurt you severely.
person a: you a lame ass bitch

person b: you know what? fuck you.
by strongest anime fanatic June 28, 2022
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