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1.
(n). A synonym for 'whatever'.
Lady: "He's upset because of it."
Gentleman: "He has no reason to be."

Lady: "Exactly. Kapush."
by ienjoypandabearsimmensely February 16, 2011
 
2.
1. (n) Really hot, sexy, fuckable
2. (v) To fuck

RAWRR
1. OMG he is such a kapush! soo hottt

2. Heyy there sexay..wanna kapush?
by kapushablecutiexoxo April 28, 2011