one-two-switch-a-roo

The action of putting one's dick into a vagina whilst having one's testicles inside another vagina. Said vagina often has to be previously penetrated in order to be open enough to welcome the above-mentioned testicles.

"I had these two girls over and I pulled a one-two-switch-a-roo"

by noirline November 12, 2017

The Great One

Dwayne "The Rock" Johnson.

YOU'LL GO ONE ON ONE WITH THE GREAT ONE!

by obliterate3 January 14, 2022

Mark One's Territory

When a man ejaculates on an item that is not his own in order for a part of him (DNA) to remain on the item even though he has left the area.

Person 1: Why would anyone need to mark one's territory?

Person 2: To remind future generations of one's legacy of superior DNA

by Sultry Santa April 26, 2019

Plus one

Plus one whatever you say means that STEFFEN loves alissa More than she loves him

Plus one whatever you say

by Shepperd July 19, 2022

only one of us walks away

slipknot but when the lead singer takes a guitar and covers it in expired peanut butter and shoved it up his ass singing the lyrics to Only One

Only one of us walks away…

by pseudonymking:) June 9, 2023

one dead

it is another way of referring to the boy band One Direction since they split up in 2015

those girls are still obsessing about one dead

by albalacalva March 29, 2020

Plan B One-Step

emergency contraception you take within 72 hours after unprotected sex.

And when you do, there’s Plan B One-Step—the #1 OB/GYN recommended emergency contraception brand.

by SPrice1980 May 24, 2023