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1 definition by sore_bluto

From "Who dat say dey gonna beat dem Saints?", an exclemation or cheer that was taken from a song celebrating the hiring of head coach Bum Phillips in 1981. Also, a Saint's fan.

This term has been morphed into who dey by fans of the Cincinnatti Bengals.
The pope: "We just drafted Reggie Bush!"

Moses: "Who dat!"

by sore_bluto April 29, 2006
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