look up any word, like blumpkin:
(1) The sound of an explosion
(2) What you say when something explodes
(3) When you are about to f s.o. up. You show him the finger
A: Kabush!
B: You are about to get kabushed
C: This building exploded and I was like 'Kabuuuuush'
by woobledoo1978 February 13, 2005