beat someone's ass

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. (idiomatic, vulgar) To thrash someone.
   1. To beat someone severely.
      • 1997, Leon E. Pettiway, Workin' it: Women Living Through Drugs and Crime, page 210:

        God say spoil the apple, rot the apple, beat the child," some shit like that. Uh-huh, which mean beat your ass.

      • 2009, Clarence M. Allen, Regulate!: The Manual, page 101:

        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.

      • 2011, Hezekiah Nevels, Raised by a Nine-Year Old King: - Volume 1, page 95:

        Why can't you come up with another form of punishment because beating is not going to work, because it's not working now? Terry said "it will work if I have to beat your ass all day” with a smirk on his face.

   2. To defeat or trounce someone; to win decisively over someone.
      • 2015, Scott Winter, Nebrasketball: Coach Tim Miles and a Big Ten Team on the Rise, page 168:

        We got to do whatever it takes and beat their ass.

      • 2021, Fred Glass, Making Your Own Luck:

        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, Jae Butagorjus, Chi~Town Trini:

        We decided to take a break and went bowling because there really wasn't much to do at that time of night. We played four rounds of bowling, and James beat our ass in all four rounds.