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A grey, silver, ghost, cat-fish that resides in the stomach of gay people. Usually quite Holy and quite wise. First seen in the "Death Camp of Tolerance" episode of SouthPark on the journeys of lemmiwinks the gerbil king!

Also a word when refering to a gay guys stomach ache
Homo:- ah shit my fucking stomach, must have been that spunk i swallowed earlier!!!

Gunter:- Errr!!! Cattatafish!!!! U Fucking Homosexual.
by Raich September 07, 2007
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Came from the cartoon show south park, but now it's used as David's new name.
Yea, ok you big cattatafish.
by S-Nizzle April 28, 2004
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