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1.
A term to describe an idiot, the same way you would use stupid, but in a BlueSteel kinda way.
Look at that Becy, Lewdminx and TrAse, they are so damn stoopit.
by BlueSteel June 25, 2004
 
2.
Someone behaving stupid.
What Charlie did the other day sure was stoopit!
by kingkarl3 April 01, 2011