kick (one's) butt(redirected from kicks butt)
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Related to kicks butt: worse for wear, not a chance, give a shot
kick (one's) butt
1. To defeat someone or something decisively. We weren't prepared for that game, and the other team kicked our butts.
2. To physically fight someone. I'll kick your butt if I ever see you talking to my girlfriend again.
3. To be very effective or successful. In this usage, a noun or pronoun is not used between "kick" and "butt." This new strategy is really kicking butt and keeping the groundhogs away from my vegetable garden!
See kick ass