catflap.org Online Dictionary Query

  going phut /ɡˌəʊɪŋ fˈʌt/
  kaputtgehend, den / seinen Geist aufgebend, ex gehend
     Synonyms: diing, conking out, giving up the ghost, going kaput, going pfft, packing up
  
   see: die, conk out, give up the ghost, go kaput, go pfft, go phut, pack up, died, conked out, given up the ghost, gone kaput, gone pfft, gone phut, packed up