kick ass

/K IH1 K AE0 S/
verb
  1. 1

    To win decisively.

    โ€œDid you win? We didn't just win, we kicked ass.โ€

  2. 2

    To be very impressive.

    โ€œThe soundtrack to this film really kicks ass!โ€

  3. 3

    To beat to a pulp; beat up

interjection
  1. 1

    Used to express happiness or a feeling of accomplishment.

    โ€œKick ass! I just got my friend to stop playing that stupid song!โ€

Source: https://en.wiktionary.org/wiki/kick%20ass