Mui

“Mastered Ultra Instinct”

You seen Goku’s MUI?

Mui

Someone who has over 80 manga panels in their camera roll and watches jjba 24/7 and loves their girlfriend more than themselves he also steals memes

Mui is cool.
Mui is tall.
Mui is so hot.

Mui

Mui is a cat.

Often described as “rap”

Mui is a rap cat

muy caja

Colombian slang, specifically from Medellin, it means that something is really funny, it always goes with the adverb "muy" before "caja", but sometimes you might find it as "tan caja" when describing that someone is being really funny right now.

Someone says a joke.
Me: Ese man es muy caja! // That guy is so funny!

Alternatively.
Me: Que man tan caja! // Such a funny dude!

My friend Deyker trips on the street in front of everybody, humiliating himself and making me laugh so hard.
Tomorrow at school:
-La caida de Deyker ayer fue muy caja!

Mui Bauz

my balls

"you hear of mui" "nah what's that" mui bauz

Muy Moo

Muy Moo is an expression of excitement and agreement. Roughly meaning "Hell Yeah!"

Guy 1:I just won the lottery
Boy 2:"Muy Moo"

muy, muy lento

Go very slow

When Jared was pounding that ass, Becky moaned and said, "You are hurting me, muy, muy lento, my love"