Black Gunk

The Black Gunk appears due to buildup of dirt and sweat from neglecting to clean under your balls this will cause a dark sticky black gooey substance. form

1. Hey Montrell I know you just came back from a hard days work of gooning, be sure to clean under your balls or the Black Gunk will form.

2.Gave:"Montrell do you clean under your balls?"

Montrell:"No."
Gave:"Wait so you dont clean the black gunk under your balls then???"