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When a twin has sex with their siblings girlfriend/boyfriend while pretending to be them.
1: My brother just tricked my girlfriend into having sex with him by pretending to be me, should I murder him?

2: That's some messed up twinsex right there dude. I would definitely murder him. And John, I'm here for you if you need me.

1: Ok, thanks for the help girl. Now that you mention it, I could use some company tonight, I'm feeling pretty despondent.

1+2 Have sex.

2: That was amazing John.

1: Well, that's because I'm his brother Dave, Johns still crying about me banging his wife.

2: *Murders Dave*
twinsex by J.I.V.L August 12, 2016
Related Words

Twinsexual 

When one is attracted to twins, 2 people who look exactly alike but different personalities, and is only attracted to these rare human clones.
The other day, Rob told me how he was twinsexual instead of being bi or straight. What a morman!
Twinsexual by Sarah January 12, 2004

Twinksexual 

Someone extremely attracted to twinks on a daily basis, surely named Célia.
“Oh my god, did Célia crush on another Twink at the party? She’s 100% a twinksexual.”
Twinksexual by syogen August 1, 2022
It is said of the situation where a person has the bad luck to make contact with his testicles against an undefined surface or object, intentioned or not.
Given the nature of the word, it is more appropriate to design cases where the interaction is made with a moving object, for example, a ball.
Although it is extremely painful for the victim, it tends to be considerably funny to people who witness it.
Today in the baseball game the pitcher took a nutshot; the baseball hit him in the nuts.

Man, I just watched the funniest nutshot video ever.
Nutshot by Uberflaven March 1, 2009
Word of the Day on June 26, 2026

Nerd neck 

A "human" that spends so much time playing video games that their posture is level nerd neck. Everytime anyone goes tryhard they hunch down and their neck gets longer there fore a nerd neck is always hunched down cause they're always going try hard. In other words a nerd neck is a try hard, since their neck is 100% longer than the average human being due to playing too many video games and taking them serious, nerd necks are not even considered human anymore but something more sad. Nerd necks are often found on fortnite, their natural habitat usually being tilted towers.
What a fucking nerd neck!

He is building so fast, nerd neck!

Looser more like a nerd neck ha!
Nerd neck by D Sandwich Maker February 5, 2019
Word of the Day on June 25, 2026

love peace and chicken grease 

"another of sayin peace out or good bye"
Talk to ya later......Love, Peace, and Chicken Grease
Word of the Day on June 24, 2026