The act of lowering your nut sack on to the lips of someone that is passed out. The nut sack touches the lips but does not actually enter the mouth as it does in the act of tea-bagging.
When a male has not had sex, jerked off, or had wet dreams for a while and the balls droop due to excessive semen back up.
Jack: I'm so frustrated!
Friend: Why dude?
Jack: My girl ain't giving upthe pussy!
Friend: Man u must have dogballs
Jack: The shit is hitting the ground!