by ThundieProxy September 12, 2015

person is really you're 2nd cousin but you call them uncle cousin because they are much older than you and because your mom or dad act like siblings
by phillybuzz215 September 29, 2015

When you are first cousins with somebody on both sides of the family and there SHOULDN'T be and incest involved but you aren't 100% sure. You are twice as related to them than an average cousin.
Lucas is my Super Cousin because his dad and my dad are brothers and his mom and my mom are sisters. I'm pretty sure nobody fucked their own sibling.
by supercousin July 20, 2019

Did you know Dolly Parton and Janis Joplin were both born on January 19? That makes them birthday cousins!
by Hal 10000 March 5, 2015

Similar to the stranger, (see definition of the stranger) but one sits on his non-dominate hand before jerking off with it, thus creating another layer of separation between the wanker and wankee, in one's imagination.
by Lewispewis December 9, 2017

Sadie: i sucked Matt’s dick yesterday
Margaret: omg i sucked his dick last week!
Sadie: Yay we’re cum cousins now!
Margaret: omg i sucked his dick last week!
Sadie: Yay we’re cum cousins now!
by Sadie and Margaret December 27, 2017

Two people who act like enemies and say they're nothing alike, while in reality are best friends and practically the same person.
"Oh my god, can you believe that Lenny and Ruth haven't killed each other yet? They must really hate each other!"
"Dude, are you dense? They're identical cousins....they get together on Saturday nights and sew every week. They're basically best friends."
"Dude, are you dense? They're identical cousins....they get together on Saturday nights and sew every week. They're basically best friends."
by george.wa October 14, 2014
