open a can of whoop ass


Alternative formsEdit

  • open a can of whup ass
  • open a can of whoop-ass


From English whoop (variant of whip) + ass


open a can of whoop-ass

  1. (idiomatic, slang, US) A good-humored threat of physical harm.
    • I'm gonna open up a can of whoop-ass on ya.
    • 1998, Robert Fletcher, No rush to see new Chan, University Wire
      Chan stars in his first all-American production as chan as Hong Kong Detective Inspector Lee, a noble, innocent and caring police officer who can really bust open a can of whoop-ass when given the chance.