bag butter

the light, creamy sweat layer that accumulates on a man's testicles when they are in a heated environment, such as tighty-whities or tight sweatpants.

"Hey Justin, check out my bag butter - it's like Land-O-Lakes!"

by Johnathan Sia February 13, 2007

chubbrock

n. a hefty, stocky man with extra flesh around the back of his neck (i.e. the "sausage effect") and excess fat on or around the waistline.

Celebrity Chubbrocks:
Jon Favreau
Uncle Johnny - "Hey, man"
Jeff Greene from "Curb Your Enthusiasm"

by Johnathan Sia February 13, 2007