Dirty Stock Exchange

when a male vomits into a females mouth, resulting in semen deposit into both the male and females vagina.

Hey bro, heard u gave the “dirty stock exchange” to jennifer last night.

by the_ceo_of_sex February 22, 2020

melon exchange

A melon exchange is when two pregnant women suck on each others breasts until they lose circulation and become unattached from the body. Then they are placed in a blender to be consumed by their child

"my mom wanted to abort me after she got melon exchanged"

by Rusty cabbage August 26, 2017

Mug exchange blue balls

Office terminology. When you have a mug exchange scheduled, but one of the participating members calls out of work that day or claims their mug hasn’t arrived in the mail yet. Therefore, postponing the mug exchange.

Lissett called out of work and left me with Mug exchange blue balls.

by michaellu March 10, 2019

German Exchange

Swapping urine from mouth to mouth. Considering the urine may look like beer.

New video on PornHub. Hot couple does a German Exchange.

by BeastEJ December 14, 2018

Bullet exchange

Getting into a shootout

Things have, of course, gone south, and soon enough we'd be exchanging bullets instead of something. Can't think of what, sorry. OK urban dictionary bullet exchange u happy m8?

by literallynobody April 2, 2021

Cumtural exchange

Exchange of bodily fluids with someone from a foreign country. Related to cultural exchange.

I had had a cumtural exchange with a guy from Slovakia.

by Lukeiamyourdaddy December 19, 2022

Wall Street Exchange

A sex act in which one participant shits into the other's anus, usually in a solid form.

"Hey bro, I tried shitting in her to assert dominance. It was awesome!"
"Damn dude! you guys did the Wall Street Exchange!"

by Doombox3 July 24, 2022