When a bunch of naked men are playing 'Duck Duck Goose' and when they choose the goose, they do so by slapping the top of someone's head with their penis.
"Man, I was playing duck duck goose and Ralph gooseheaded me!"
"I kept my head hidden so no one would goose head me!"
"I kept my head hidden so no one would goose head me!"
by Carrie/April November 12, 2007