1. The high-percentage shot in basketball. Performed by stuffing the ball down through the rim, and generally done with some force. Can be done in a number of creative ways. Sometimes shortened to just dunk.
2. a sure thing, even money, in the bag
3. what they said

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.

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.

an alternative to teabagging, the act of touching ones testicles to another's face

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

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

The act of sticking X pills in ur asshole to start rolling.