ass-kicking
adjective /ˈæs kɪkɪŋ/
  /ˈæs kɪkɪŋ/
(also kick-ass)
 (especially North American English, slang)- powerful and aggressive强横的;粗暴的 - the movie's ass-kicking heroine这部电影的出色女主角 
 
- the movie's ass-kicking heroine
- extremely good and successful棒极了的;绝妙的 - truly ass-kicking quality真正了不起的质量 
 
- truly ass-kicking quality