Double Decker

The act of inserting two penises into one vagina, a deft pun on the phrase double deck her.

Yeah, we did a double decker on her.

by Anarcho Crust Fuck April 05, 2020

double decker

When a person stacks one fist on the other, and aggressively shoves them into a woman's vagina.

"I'm still hurting from his double decker last night"

by Kelsey15 March 08, 2014

Double Decker

When you take a shit in the toilet tank instead of the toilet bowl.

Guy 1: Dude I just took a Double Decker!

Guy 2: Aw no way man, right in the hotel bathroom! Right on!

by Triangle smacker December 30, 2019

Double Decker

The act defacating twice in 1 day.

Yo I had a Double Decker yesterday

by ROBOPANDA April 18, 2011

go make yourself a double decker

When you want her to go make a sandwich but she still believes in communism.

Girl: I think your argument is invalid.
Guy: Well go make yourself a double decker.

by bonelesspizza January 29, 2017

European Double-Decker

Performing a European Double-Decker involves a male and female deficating in the bowl and resevoir (respectively) with the male straddling the resevoir, thus giving him access to perform cunnilingus on the female.

Brad and Angela just got back from a European Double-Decker in the bathroom. You can tell by his white mustache and brown soul patch.

by Ninjow June 18, 2021

Ohio Double Decker

When someone is taking a shit with a person reverse shitting between their legs. Then they make out

My boyfriend Alec and I had to do an Ohio Double Decker in our apartment. It was the closest we've ever been

by Grandmista September 21, 2022