kick ass

Verb

kick ass (third-person singular simple present kicks ass, present participle kicking ass, simple past and past participle kicked ass)

1. (Canada, US, colloquial, idiomatic, vulgar) To win decisively.
   • Did you win? We didn't just win, we kicked ass.

   Synonyms:

   kick butt

2. (Canada, US, colloquial, idiomatic, stative, vulgar) To be very impressive.
   • The soundtrack to this film really kicks ass!

   Synonyms:

   rock, rule, bang, devour, eat, eat and leave no crumbs, excel, go hard, kick, shine

3. (ambitransitive, informal, vulgar) To beat to a pulp; beat up
   • I have come here to chew bubblegum and kick ass. And I'm all out of bubblegum.1988, Roddy Piper, “John Nada”, in They Live
   • Whoa... it's like a postcard! 'Dear Sarge: kicking ass in outer space, wish you were here.'2004 November 9, Bungie, Halo 2, spoken by Chips Dubbo (Andrew McKaige), Microsoft Game Studios, Xbox, level/area: Delta Halo

   Synonyms:

   kick butt, put foot to ass

Interjection

1. (slang, sometimes, vulgar) Used to express happiness or a feeling of accomplishment.
   • Kick ass! I just got my friend to stop playing that stupid song!