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Siblings who are constantly mistaken for twins.
I went out with my twinster Sunday night and everyone did a double take.
Twinster by Conan O'Barbarian July 30, 2010
Urban Dictionary Merch
Identical or non identical birth twins that have severed their his or her family relationship for one reason or another.
Ronnie now refers to his estranged twin sister Connie as his Twinster.
Twinster by Twinster April 9, 2008
Identical birth twins or non-identical that have severed their family relationship for whatever reason or reasons.
Because Ronnie and Connie twins had a very serious falling out, he now refers to her as his twinster.
Twinster by Twinster April 9, 2008
A twin brother or sister who become pissed off at one another.
Connie unjustly accused her twin brother brother Ronnie of some nonsense that caused him now to refer to her as his twinster.
Twinster by Twinster April 9, 2008
Twink spinster; a twink past the age of 25
Man on Grindr: “Don’t be old.”
Other man: “You won’t be saying that when you’re 25 and a twinster.”
Twinster by AVeryStrongGaydar August 17, 2025

Oreo Twister 

Anal sex between men creating a slurry of poop and spooge as the end result.
Pete and Bruce are oreo twisters for sure, they were slamming each other behind the bar.
Oreo Twister by nullifyit2 June 16, 2021

Uncle Twister

Uncle Twister also known as "The Great One" is known through-out the internet as a well known figure. He is mostly known from the world of Mario Kart Wii, Skype & Youtube bringing joy to others around him. Some also refur to this man as the "Modern Day Jesus" He has many disciples who treat him with the upmost amount of respect.
Uncle Twister by TheIntimidator82 February 18, 2012
More from Urban Dictionary

Concrete cowboy 

A guy who thinks he's a country kinda guy, but in reality lives a comfortable city / suburban life.
Eugene: Look at that dude in the cowboy hat!
Todd: He's just a concrete cowboy.
Word of the Day on September 20, 2026
any hard liquor that is cheap & potent.. eg. relska, popov, potters, evan williams, kamchatka, fireball, rumpleminze, southern comfort, everclear
hey let's get a drink of that?

go ahead
*takes drink* ugh wtf is that?

everclear & bepsi
fucking hobo loko eeessshh
hobo loko by d i z k o 2 0 8 September 14, 2026
Word of the Day on September 19, 2026
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