A take on the popular term "winning," it refers to identical thoughts or behavior, as well as to brilliance.
Person 1: "Oh my gosh, I was just about to say that!"
Person 2: "TWINNING!"
Person 1: "Uh, we're wearing the same sweater?"
Person 2: "TWINNING!!"
Person 2: "TWINNING!"
Person 1: "Uh, we're wearing the same sweater?"
Person 2: "TWINNING!!"
by .,.,.,.,.,. January 06, 2012

by Lil Korean kiddy March 31, 2015

Oh my god! Did you see that? They are both twinning the same prom dress!
DAMNIT!
Whats wrong billy?
NOW I CANT TELL WHICH ONE IS MORE HOT
Uh... You're 68
UH YEAH, BUT I STILL GOT SOME MILK LEFT IN ME
What the actual fuck-
DAMNIT!
Whats wrong billy?
NOW I CANT TELL WHICH ONE IS MORE HOT
Uh... You're 68
UH YEAH, BUT I STILL GOT SOME MILK LEFT IN ME
What the actual fuck-
by CheesyFriesWithExtraCheese October 20, 2019

The act of transforming one person into a clone of another person, examples often exist within the TG/TF fetish side of the internet.
"Have you ever seen the second and third Matrix movies? Agent Smith just goes mad and starts twinning everyone."
by Raatilam May 10, 2018


The act of Winning and being a Twin.. simultaneously.
Being Able to do anything you want exceptionally well with you're twin.
All Arguments Against TWINNERS Are Invalid
Being Able to do anything you want exceptionally well with you're twin.
All Arguments Against TWINNERS Are Invalid
by lyrically genius December 09, 2012

Dude 1: I got hot DTF twins comin over tonight.
Dude 2: Bro, you are so twinning!
Dude 1: Duh... Twinning!
Dude 2: Bro, you are so twinning!
Dude 1: Duh... Twinning!
by StattnMacy August 22, 2011
