Human Submarine

1. (adjective) a pregnant woman swimming

2. (noun) a submarine made out of human flesh

Commenter: a pregnant woman swimming is a human submarine

2nd definition---

look at that foreskin submarine!

by amogusrule34 July 23, 2021

The Sydney Submarine

When snorting coke off a toilet seat in a certain popular Sydney nightclub, some coke may drop and plop inside (unaccompanied or not by bodily emissions). The process of fishing it out is known as The Sydney Submarine

John was a uni student, he dropped his bag of coke in the toilet and had to do the The Sydney Submarine

by toddbuster December 16, 2015

submarine drunk

When you get so drunk you flood all or a portion of your dwelling.

I got submarine drunk and now I have to replace the ceiling in the apartment below me.

by MarcDemo June 12, 2018

submarine project

A side project that you are working on without involving upper levels, like a hidden/secret project

He had his own submarine project going on this entire time!

by Kablammis November 16, 2016

The Yellow Submarine

The act of urinating directly into a girl's butthole. In many countries completing this act is the first step into manhood.

So I was buttfucking this chick last night and really had to piss, so I just gave her The Yellow Submarine. It was really messy but totally worth it.

by Slam Jr. December 17, 2008

russian submarine

The act of taking a shit and freezing it, then proceeding to perform sexual intercourse whit the frozen dookie (the shit).

"The dildos were on high demand, so Shaqueefah decided to make a russian submarine."

by Seymoure Assholes April 6, 2007

Mayonaise Submarine

A sexual position/move in which an of age & consenting woman gets into a bathtub full of water while wearing a snorkel. A guy sits on top of the submerged woman and rubs one out into the snorkel.

Girl: "My feet are still pruney from last night."
Other Girl: "What happened?"
Girl: "This guy took forever to Mayonaise Submarine me!"

by RedOctober1 October 5, 2011