mommy-daddy button 

The male crotch. Most well known as the place where Fat Bastard got kicked at the end of Austin Powers: The Spy Who Shagged Me.

"AAAUGGGGGHHHH!!! Right in the mommy-daddy button!!"

mommy-daddy button by Phil Mehard March 24, 2005

mommy-daddy button 

The area of a man's crotch where a good kick will render that dude useless for about an hour.

"I kicked him in the mommy-daddy button and he rolled over crying like a girl"

mommy-daddy button by Flo January 28, 2004

mummy daddy button 

Commonly known as the belly button, mentioned in the austin power movie

'oooooooooohhh, right in the mummy daddy button'

mummy daddy button by Jesus June 18, 2005