To encourage someone you are hooking up with to give you oral sex, by pushing their head downwards.

When you are having sex and you shove your balls in along with your penis.

A heinous cousin of the upper decker (a classic bathroom prank), in which someone first defecates then procedes to place his or her fecal matter into a light fixture or other raised object in the target bathroom, leaving quite a surpise for whomever enters next.

the act of shitting in your hand and inserting said piece of faeces into the gaping mouth of a bystander, best served to a person you have a beef with.

One of the greatest sport comics ever, about a high school basketball team. The main character's headstrong determination and lack of self consciousness will become the spirit of this team.

the art of masturbating in front of your girlfriend, who then has to jump and land open mouthed on your penis. she scores more points if no semen escapes.

To masturbate into your hand and then dunk onto someone's head, back, face, etc.