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1.
A dangerous object or being that is placed between the legs of a person unknowingly to them.

Term was originally used by Will Ferrel in Man VS Wild Will Ferrel Special.

Objects used to surprise sex a victim is NOT a crotch buster.
Person climbs down a tree, leg is over a lower branch(crotch buster). The person releases his grip expecting to land on his feet were the branch busts his crotch.
by TeddyBcool2000 July 31, 2009

Words related to crotch buster

balls bear busted castrate ferrel grylls man men ow vs wild will
 
2.
A bicycle with no shocks and a really small seat.
Joe: Ouch!!
Larry: What is it?
Joe: I hit a pothole and my crotchbuster here bashed my nuts!!
by Jesse Penfound May 17, 2008