When you're the older brother to a sister three years your junior and, due to development timeline differences, you end up resembling twins your entire life. Oftentimes this phenomenon results in common themes present in actual real life twins. Twin telepathy, for example, is one of these anomalies and is described as one twin being able to access the thoughts and feelings of the other twin without any signs or prompting.
Her: hey Tom, what's that movie where -
Him: The Princess Bride, for the 7th time ?!?!?!
Her: thanks! Was stuck in my head...
Her: hey Tom, what's that movie where -
Him: The Princess Bride, for the 7th time ?!?!?!
Her: thanks! Was stuck in my head...
Her: hey! do you want to ligh-
Him: Light up? I have a J prepped waiting for you to ask
Her: word! I've been hustling my ass all day and
Him: And you ran out two days ago... yeah, I know. I gotchu sissy
Her: Preciate' it Non-Twin Twin
Him: Light up? I have a J prepped waiting for you to ask
Her: word! I've been hustling my ass all day and
Him: And you ran out two days ago... yeah, I know. I gotchu sissy
Her: Preciate' it Non-Twin Twin
by TDiesel December 16, 2019

When a friend becomes a best friend then a boyfriend from sending talking videos one night on snapchat with a cup down their top and shorts. The two people then might decide to call themselves cup twin.
by Dixiedust1336 May 6, 2019

by Muffdiver41 August 4, 2018

is when there are 2 fat ass girls trying to get laid/ walking around town, the pun is though each fat chick is a promo twin set, in other words 2 points per promo, if you see a whale thats called a going out of businesses or under new management which is worth 5 points
so when your walking down the street you tp your buddy and say o man look at those promo twins so they dont catch what your talking about, wo shes going out of business or is under new management! or both
by guythatismark September 15, 2009

When your roomie from the stabbin’ cabin is giving you a blowjob, as soon as you cum in his mouth you would yell, "I HAVE GAY AIDS!!", then the cum comes out his nose making him a Twin Bear Snowdragon.
Dude, yesterday I gave Sharteen a Twin Bear Snowdragon !
or
Dude I gave both Gayberry and Jizzy an Twin Bear Snowdragon in one night!
or
Dude I gave both Gayberry and Jizzy an Twin Bear Snowdragon in one night!
by Fishing Trip June 12, 2021

by FartHuffer45 November 4, 2023

Example: Ray blessed the world with his presence two years after Jay was born. They both in turn went up on the (your life is lit AF) scale. just for being a keuka twins
by Keukalaker88 April 1, 2017
