Special Feature 

n. Used to describe a "friend" who follows another friend to various parties, get-togethers, or shindigs without ever being invited himself.

"Oh, hey Jack. I see you brought a special feature with you."

Special Feature by Mac the Movieguy July 10, 2004

very special features

When you take your dick, put it in a DVD, and fap with it.

Jared: Hey man have you seen my Alien VS. Predator DVD?
Aaron: Oh yeah, about that, I used it for my very special features.
Jared: Goddammit!

very special features by Agent_D13 April 15, 2014