1. [informal] Not in working order; not functioning
   "The old television was kaput after the power surge";
   - broken, busted, bust [Brit, informal], up the spout [informal], on the blink [informal], rooted [Austral, NZ, informal], on the fritz [N. Amer, informal], out of order, knackered [Brit, informal]
    
2. Destroyed or killed
   "After the crash, the car was completely kaput";
   - done for [informal], gone

See also: damaged, destroyed

Encyclopedia: Kaput