Double-decker, or to pull a double-decker, is when a girl is having sex with two men, whereas one is thrusting his manhood in her ass, and the other man is penetrating her vagina. Often done to completely dominate the woman, and/or a symbol of the friendship between two men.
by Christopher Marrow May 12, 2008
Since Roddy wasn't able to make it to our planned threesome with him, me, and his girlfriend, I just got a strap-on and Double Deckered her.
by MoosyPoo April 14, 2010
double decker is the act of shitting in the bowl of a toilet whilst a friend or accomplice upper deckers the same toilet
by Tits VanCockslap April 03, 2014
a classic taco within a taco: placing a fleshlight inside a woman's vagina, then placing penis inside
I was nervous about performing in foreign territory so i requested a double decker
I never touched her, we did a double decker
I never touched her, we did a double decker
by dategrape December 10, 2010
by Adam Smirti May 21, 2007
When you are taking a shit in the upper tank, she's giving you a blumpkin while taking a shit in the bowl.
by The Jake Bush a.k.a. Switch November 13, 2008
by MyDefinitionsBeTROLLIN October 23, 2022