Definitions by Swedish Dan

Pin Pin! 

The act of sticking a pin in an unsuspecting victim, while shouting the phrase "Pin Pin!"

Made famous by Russell Brand and Matt Morgan, through the recounting of a story which involved a bully pin pinning Matt Morgan as a child.

Attacker: "Pin Pin!"
Victim: "That had better not of been a filthy junky needle!"

Pin Pin! by Swedish Dan January 7, 2009