beat someone's ass

Verb

beat someone's ass (third-person singular simple present beats someone's ass, present participle beating someone's ass, simple past beat someone's ass, past participle beaten someone's ass)

1. (US, idiomatic, vulgar) To beat someone severely.
   • God say spoil the apple, rot the apple, beat the child," some shit like that. Uh-huh, which mean beat your ass.1997, Leon E. Pettiway, Workin' it: Women Living Through Drugs and Crime, page 210
   • While one of the gangbangers may beat your ass down this way, the other of the gangbangers will definitely beat your ass down that way.2009, Clarence M. Allen, Regulate!: The Manual, page 101

   Synonyms:

   tan someone's hide

2. (US, idiomatic, vulgar) To defeat or trounce someone; to win decisively over someone.
   • We got to do whatever it takes and beat their ass.2015, Scott Winter, Nebrasketball: Coach Tim Miles and a Big Ten Team on the Rise, page 168
   • Knowing that we next played Nebraska in two years there, I slid a piece of paper over to Tom: "The only way to shut this guy up is to beat their ass in Lincoln . "2021, Fred Glass, Making Your Own Luck