1. To establish physical dominance over another by beating them into submission and/or unconsciousness.

2. In sports: To go into another team's home stadium, beat their asses, and send their pretty boy quarterback home cryin' to his mama.
Damn! Philly just opened a can of whup ass on Green Bay on Monday Night Football!
by El Jefe November 11, 2003
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/verb/ 1. to administer a beating on someone, usually using only hands, feet and other natural weapons
2. to verbally berate someone so badly that he is ashamed to show his face in public
Back off! Do you want me to open a can of whup ass on your bitch ass?
by Nasty Nate October 2, 2003
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a total beatdown that not only causes physical injury but total humiliation
last night i was at a college party

a lipstick lesbian opened a can of whup ass on a sorostitute

it was sweet
by Da Nastee One May 11, 2004
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