Self explanatory, a pool filled with plastic coloured balls where kids gather inside to wade around in as they pelt other kids with balls. More deviously used is for pedophiles to hide in futilely to molest young children or to fap in the pit. Needless to say, with a combination of piss, bacteria and sperm.

A man who messes around with other men, but no one would ever know by looking or talking to him. Used by gay black men to identify masculine gay men or DL Brothas.

Lots of males in one place, usually naked.

Balls deep in some vagina then she starts creaming and moaning

A prefered hiding place for petifiles at Chucky Cheese.

ball pit (n) - Synonym of sausage fest. A room full of men, hence a room full of testes, or balls.