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A sarcastic response used to disagree with someone who says something really stupid, untrue, illogical, or unrealistic. It can be used even in situations where nothing has been said, in response to one's actions, appearance, or anything with the qualities listed above.
Ex. 1:
Professor: Please prove the Riemann hypothesis.
Student: TYEA!

Ex. 2:
Rich: George Bush said something smart today.
Carl: TYEA!!! This is the same Bush that the Iraqis tossed shoes at?
by sekira December 21, 2008
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