The act of masturbating with both hands. Typically alternating between them, but many variations and techniques can be utilized depending on how slutty your hands are...

Discovered after after using the Stranger so much that it lost it's luster I wondered if my old standby would be into the idea of all of us partying together. Shockingly, they were into it!! and I realized the ultimate self satisfaction is a very low point of my life:(
Did you go out last night?

Nope, stayed home and had a "Lonely Threesome"
by Myfartssmelllikepoop February 11, 2011
Get the Lonely Threesome mug.
A threesome involving a young male and two cats. Named for where it originated in Skowhegan Maine.
Kody may not have ever slept with a girl, but he has had a Skowhegan Threesome in the back of his Buick!
by Riley T April 8, 2021
Get the Skowhegan Threesome mug.
A threesome including one woman and two men.
"Jane really got a good workout when Dick and Tom gave her Devil's Threesome"
by Eric, Sean, and Ben August 26, 2007
Get the Devil's Threesome mug.
When two close males interact in a bonding experience in which they watch the same pornographic material and pleasure themselves at the same time. They do not have to be in the same room, but studies show the bond to be stronger when in the same location.
Me: "Hey buddy, do you wanna do a back-to-back Simon Threesome with me tonight?"

Griffin: "Would I ever!"

Me: "Sweet man! Don't forget a laptop, lotion, and tissues!"
by csemenmonster October 29, 2013
Get the Simon Threesome mug.
A casual threesome is when two people have sex on top of or in such a way that one of the people having sex touch a third person sleeping or passed out.
Wow, I had my first casual threesome last night. I woke up with three feet in my face and a view that only german amatour porn could beat.
by ze_ynz July 18, 2010
Get the Casual Threesome mug.
Starting from bottom, guy sitting on a couch, guy number 2 on top of guy 1 sitting reverse cowboy, with girl 1 on top of guy number 2 sitting reverse cowgirl
"The Devils Threesome" When your girl texts from girls night out and asks, can I bring Jo home. Hell yea baby, ill see you soon. Never once thinking it would be crazy Jo the bartender with a horse cocktail that she's scared will hurt. I haven't sat right since
by Daledoe12in December 30, 2022
Get the The Devils Threesome mug.
A threesome involving 2 guys and a girl who are very comfortable and confident in their sexualities.
"hey babe, ever had a devil's threesome?"

"I wish, these guys are too homophobic to even breathe"
by Geeezus February 18, 2018
Get the Devil's threesome mug.