Yellow Submarine-ing 

Parading around dorm rooms with a cute ass in even cuter yellow submarine boxers

Whoa, look at that guy. Yeah, he's yellow submarine-ing

Yellow Submarine-ing by Wetlogger May 12, 2016

yellow submarine 

a song by the Beatles

we all live in a yellow submarine

yellow submarine by sharks28 October 26, 2016

canadian submarine 

When you dip your dick in ice cold water before intercourse.

She was screaming when the Canadian Submarine was put in.

canadian submarine by D Kep November 25, 2016

muddy submarine 

(n) the act of releasing fecal matter while performing anal with your girlfriend/boyfriend while the male genitalia is currently inserted in the anus.

Verb tense: muddy-submarined

Bro....my girlfriend let me muddy submarine her last night, she can't move now....great success!

Or...

Jim, my girlfriend just gave me a muddy submarine and now I can't walk or sit down.... not great success

muddy submarine by The Red October March 20, 2017

Yellow Submarine 

When a person of Asian descent gives a blowjob in a bathtub

last night Xu Jiang Lim showed me her "Yellow Submarine" trick, the Beatles were playing in the background with no pun intended...

Yellow Submarine by Mezcal Fuelled November 20, 2017

Cat Submarine

The sexual act of scissoring underwater.

Guy 1 - Jesus... Did you see the video with the two lesbians?
Guy 2 - No, what were they doing?
Guy 1 - The Cat Submarine.

Cat Submarine by CWRty July 1, 2018

dry submarine

Inserting your penis into the vagina or anal cavity roughly, without lube.

My girlfriend kept tickling me, so I gave her a dry submarine when we went to bed, in revenge.

dry submarine by Banettefan83 September 27, 2019