1 definition by BLACKDADDY4LIFE

Also commonly referred to the classic catchphrase of the notorious "Lightning McQueen", kachow is a term that is used as a reference to when a man sneezes while taking a piss resulting in a "KACHOW". A kachow can only be avoided if the victim starts to force his piss stream to a higher PSI, or just holding in the sneeze.
Jim: Kachowwww!
Debbie: (walks into bathroom) What Jim?
Jim: I fucking sneezed while pissing, what else would it be?
Debbie: Kachow?
Jim: Fuck you Debbie, no one likes you.
by BLACKDADDY4LIFE July 12, 2017
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