v 1. to beat someone up. ("If he screws with me again, I'm gonna open a can of whoop ass on him.") Submitted by Dennis Gallagher, Sacramento, CA, USA, 01-12-2001.
OPEN A CAN OF WHOOP-ASS
Meaning of OPEN A CAN OF WHOOP-ASS in English
Slang English vocab. Английский сленговый словарь. 2012