Top definition
An event that causes the crotch area of your pants to split. Also, a story so funny it has the potential of making you laugh so hard that the crotch area of your pants might split.
Megan: So, my boyfriend, Will, who lives in the Palisades, split the crotch of his pants while test-riding his new bicycle. He's exposed. I'm sorry it's so funny, but I can't help it. Will doesn't understand why his crotchsplitter of a story is so funny.

Mike and Susan laugh uncontrollably, almost splitting their crotches.
by Michael Grant July 07, 2009
Get the mug
Get a crotchsplitter mug for your mom Sarah.