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The act of exhibiting one's who dat spirit for the New Orleans Saints. From the phrase "Who Dat" from the cheer "Who Dat say they gonna beat dem Saints?!?!"
Our section in the Superdome has out of control whodatery.

Ben, your whodatery is off the charts!

The French Quarter's whodatery was through the roof after the New Orleans Saints won the Superbowl in 2010!
by Beverly Skillz September 09, 2010
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