Source : Webster's Revised Unabridged Dictionary (1913)

Kibosh \Ki"bosh\, n.
   1. Nonsense; stuff; also, fashion; style. [Slang]

   2. Portland cement when thrown or blown into the recesses of
      carved stonework to intensify the shadows.

   {To put the kibosh on}, to do for; to dispose of. [Slang]