Boist 

(pronounced boy-st), can be used as a noun, verb or adjective referring to all manner of filthy things

I would so boist that new teacher.

Redden is sooo boist, like oh my gosh.

i was watching a boist the other day, but i turned it off after she started burting. yes, burting.

Boist by The Immaterial God (hazza G) August 6, 2009

boist 

derived from "beast"
good at something, good in general

I am so boist at Mario Cart! I also need to get some new games!

boist by I am boist, oh yes I am November 4, 2003

Boist 

When you are moist and say something based.

Person 1: Just came out of the rain and that reminded me of how I hate x

Person 2: that's mighty boist of ya

Boist by S1de February 22, 2022

Boist 

A damp fellow

Man the fellow is so boist

Boist by Carpet munched 69 November 14, 2022

boist 

See "beast"
Anything positive or "the best"
See "hot"

You're going to the concert?!? That is SO boist!

boist by Sherlock Holmes November 4, 2003

boist 

Boist means that you have cheated or boosted in a game. Or that your bad at doing something and you play against the rules to overcome how bad you really are.

Your such a boist at the game.
Why did you boist for the test?

boist by ops43 November 30, 2018

Preposterous boast, but alas 

Replacement for “weird flex but ok” because it’s overused

Random person: “I didn’t lose my virginity because I don’t take L’s.”
Me: “Preposterous boast, but alas.”

Preposterous boast, but alas by Fresh Timbs October 29, 2018