or kick·ass

adjective Slang.
  1. strikingly or overwhelmingly tough, aggressive, powerful, or effective: He finally built himself a kick-ass computer.

Origin of kick-ass Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for kick-ass

Contemporary Examples of kick-ass

Historical Examples of kick-ass

  • Marcus got suspended from school and fought with his dad and wondered if he was good enough for his kick-ass girlfriend.

    Little Brother

    Cory Doctorow