Boof Ass Syndrome (BAS) 

A syndrome in which the affected show signs of abnormally stupid, or boofy behavior. BAS is commonly genetically inherited from the ancient gnomic "boof-like" ancestors of booftopia. As of now there are no known cures other than public humiliation or exile.

Sam: god, Jason is acting so weird lately.
Hamlet: don’t be so hard on him, he has Boof Ass Syndrome (BAS).
Sam: omg I had no clue!

Boof Ass Syndrome (BAS) by Hamsanitizer September 22, 2019

BAS 

bitches ain’t shit

eric: that girl broke my heart 😭💔
alex: i told you, BAS!

BAS by daddyalx December 8, 2019

Bas Yala 

Bas Yala is a word best used in franco Arabic slang to shush a person who is annoying. It originates from "Bas" which means "stop", and "Yala" which translates to "guy". It is informal Arabic but it is very useful when shushing idiots around you.

Sadik, Bas Yala! sada3tena.

Bas Yala by ChiefMAK April 5, 2021

Bas relief 

Sometimes hyphenated. Also known as low relief. A sculptural relief that projects from the background only slightly. Difficult to distinguish from full relief sculptures from a certain angle.

Donatello and his famous high and bas relief of the Pulpit of Saint Lorenz and the works of della Robbia cousins as the chorister by Luca della Robbia are very famous all over the world.

Bas relief by ... January 16, 2005

Bas Rutten 

A professional, Dutch fighter/bouncer and former UFC Champion who believes not in "an eye for an eye", but "two eyes for an eye". The fighter has a medley of videos portraying workout routines, bar fight tips, and more. Known for his deviant sound effects in his vidoes such as "bang, bang, bang!" and "bung!" He is alternatively known as "El Guapo".

Words of wisdom from Bas Rutten follow:

"Okay, I'm sorry...BANG BANG BANG no I'm not."

"Of course, a nice little plate. Break it, and now it's a stabbing device."

"I'm gonna bounce his head on the table ten times or something. Doon't youu evver do thiis!"

"He tried to kill me. So, I gotta return the favor."

Bas Rutten by peppy hare July 3, 2006

Bas 

Dutch name - shortened from Sebastiaan. Loving, caring person with a great sense of humor.

Everyone should have a Bas.

Bas by hannibunny December 27, 2009

bas 

Literally anything you want, because at the end of the day the answer will always be bas

pietro: “El diablo nayib tu vite eso yo ligue”

nayib: “bas”

bas by Akourie May 27, 2021