look up any word, like the eiffel tower:
 
1.
Another word for penis!
Bob hit me with his kidney cracker
by darryl February 05, 2003
 
2.
while your fucking a girl in the ass, doggie style, and you take a piss. after you pull out you punch her in the kidneys.
I gave that bitch a mean kidney cracker.
by ironicstatement August 10, 2009