red jacket

n. A character in a science fiction show, who dies soon in the episode. This character often acts nonchalant or sometimes even cowardly. Often their name is only mentioned in passing, or are given no name at all.

Taken from characters in Star Trek who wore red shirt/jackety things.

Random guy: What could possibly go wrong?
Other character: Ooooh, he's gonna be a red jacket...

red jacket by Dr. McP August 18, 2006

Red Jacket

Virginity

"Hey Mom! I lost my Red Jacket today!" - you
"Well i guess I'll have to buy you a new one then..." - mom
"I don't think that's possible ;]" - you

Red Jacket by JuhAyeSon;] July 14, 2009

red jacket shots 

Nude shots of the female that show the full dripping gusset surrounded by the 'red jacket' of the labia lips.

Photographer: "Come on love, lets get a few showing the red jacket"

Model: "Not for the amount I am being paid. You'll have to make do with the bull-nose

red jacket shots by Marko The Great September 7, 2004

Red Jacker 

someone in 3rd grade who steals all of the red crayons and markers. A blue jacker is someone in 6th grade who steals your blue.

Hailey: I like red, I'm gonna pick up the crayon and color with it

Dominic: Dude that red is mine (takes red)
Hailey: Dud you are such a red jacker

Red Jacker by wormy4evanobutterflies December 7, 2010