The act of the male busting on a female's back then proceeding to rub his nuts in it. The male then proceeds to 'deep fry' his balls in the females mouth
Tommy: "Dude I heard you and Merideth had a little circus fun last night Joe"
Joe: "Yeah man, her favorite circus treat..deep fried cumballs"
The noise made by two nut sacks slapping together. Usually happens when two men are fucking doggie style. Know to happen occasionally while playing water polo.
It was first discovered thousands of years ago when sugar was crushed and became powdered sugar, when this substance was mixed together with water it makes a very sticky cum like material that is just irresistible. In present day Cum Balls can be mixed with virtuanly anything vodka, pizza, snow and even your very own lady.