Top Definition
Can't fix stupid if stupid too stupid. Acronym that sounds like CFISTS. Used for people that believe that everything they do is correct and that any correction you make to their judgement or decisions is incorrect.
Person A: That's why the Earth is the center of the galaxy.
Person B: No, its already been proven that the world is round.
Person A: No... its square because all the ship are gone after a certain point.
Person B: CFSISTS (CFISTS)
Person A: What?
Person B: Exactly.
by Lib3ration June 11, 2012

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