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A person who actively takes part in incestious relationships.

A person who actively takes part in perverted sexual acts and relationships.

Originated in Utah after polgamy and incest was banned in the 1800s.
Didn't you know Jason was an aist? He was married to his sister for two years before the government found out.
Aist by Nads April 18, 2004
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Ass in seat time. Experience, especially as it relates to motorsports.
"Hey old man there is no way you're going to be able to wheel that stock jeep through those heinous rocks!"

"Oh yeah n00b? I got some serious AIST, Hold my beer, your about to be pwned!"
AIST by Igmatts July 2, 2008
Related Words
Aiste • Aist • Aistis • Aistard • aistat • Aisterly • aisth • aistheta • Aistinct • Aistinguish
Aiste is a beautiful person, she has a wonderful personality, but can easily get irritated. Overall she is one of the best people you will ever meet and if you have an Aiste as your friend, you should treasure her!
‘Oh wow that girl is so beautiful!’
‘oh yes, no wonder her name is Aiste’
Aiste by Kietaspxkietas November 5, 2019

Aisterly 

The feeling of fullness and life.
Being at the concert gave me an aisterly feeling.
Aisterly by Aisterly June 11, 2018
Lithuanian female name. Aistes are usually pretty, friendly and ultimate as flatmates.
hey Aiste, could you please make me your delicious Mokka? ačiū! (thank you in Lithuanian).
Aiste by Iluvmymusl February 9, 2010
hot mf that simps for ais. ais is his and his only so back off mf, he's also captain levi so he'll shit on you no diff
Aistard? oh yeah that's the guy that gave Ais head
Aistard by Lxquid March 22, 2021

aistheta 

That has been an aistheta!!
aistheta by XXXdead November 17, 2019
More from Urban Dictionary
anyone who succeeds in disgracing/over indulging themselves in the throws of clubland
28 hours and 4 clubs later, gurning for england but still refusing to go home - a total wrongun!!
wrongun by bevvers March 21, 2007
Word of the Day on October 8, 2026

square grouper

Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
square grouper by slipsheet November 6, 2004
Word of the Day on October 7, 2026
A girl who does ballet and only talks about ballet. Her schedule is filled with dance classes which does not allow her to do any other activity.
"Hey, do you know that girl Sally?"

"Yeah, she's kind of annoying. All she ever talks about it ballet."

"Wow, what a Bunhead."

"Hey Sally, you want to hang out this weekend?"
"I can't, I have dance."
"You're such a Bunhead."

"Yeah... I know."
Bunhead by Jen00 October 24, 2014
Word of the Day on October 6, 2026

trucker's tan 

A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.
Word of the Day on October 5, 2026
The phenomenon where adults salivate at children's toys
Every time I walk into the toy aisle, I catch myself kidulting over the latest action figures and LEGO sets!
kidulting by Emotional Cruiser October 12, 2025
Word of the Day on October 4, 2026
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