Similar to saying "look who's talking!"; a comeback for when somebody says or insults something or somebody, but the statement is hypocritical
Clark - "Hey Neil! You're so stupid!"
Neil - "Says you! You're the one with an F in Math!"

Bob - "Wow! This paragraph is the mos sloppy thing I have seen!"
Mark - "Says you! All you wrote about was how 2+2 is equal to 5!"
by GutNose November 19, 2014
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A declaration of denial. Deterring the accusations of others.
Bob: Hey Joe! You're a fag!
Joe: "Says you"
by Rob Jurman May 11, 2004
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An expression of disbelief, usually uttered after a sarcastic snort and always with a tone of derision.
"I licked Britney Spear's kneecap last night!"

"<snort>, yeah - says you!"
by Ben Rockitt May 10, 2004
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how you respond when somebody says something you do not agree with.
boy number one: man this class is fun!

boy number two: says you!!
by finessinevan November 1, 2018
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An archaic English phrase that is still used in a legal and governmental context. It is used to ask for a verdict or a vote.

This phrase is sometimes used in everyday conversation with the same meaning - usually with the intent of seeming formal, stylish, or unusual.
Speaker of the House: "Representative from Ohio, what say you? Yah or Nay"
Representative: "Nay"
by Adam168 May 2, 2008
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when something so unbelivable is heard that someone request you to swear(swah) on it
Javier: see dat gurl over der

Odaine: the one with the fat ass and D cups

Javier: Ya

Odaine: what about her

Javier: I'm hitting dat

Odaine: Say you SWAH!!!
by javier ? February 12, 2008
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