mooo 

An exclamation signifying an immediate change in subject with no further continuance of the previous subject at all.

Timmy "John, what did you get up to this weekend? Damn, did you see what happened to that girl on the news? Wait, weren't you dating a girl from Wicker Park? oh Shit! That was the girl you were dating wasn't it?
John "mooo!"

mooo by Roger Hatrum January 10, 2005

Mooo 

mooo= hi/bye cuz hi and or bye is overrated so instead sent mooo with as many or as few "o"s go all out on demand "o"s!

person 1- mooo
person 2- moo
person 1-how was ur day ?
person2- eh, u?
person 1- oop. I gtg mooo
person 2- ok moooooo

Mooo by unstable Omori fan October 3, 2020

Mooo 

the best of the best.

Mooo called

Mooo by cec king October 8, 2008

mooo 

The sound a cow makes

The cow went moooo

mooo by moopy tecno February 2, 2015

Mooo 

WHEN A GIRL WANTS MORE... ECCENTIALLY WHEN HER MOUTHS FULL

GIRL: MOOOOO

GUY: "SHOVE FURTHER"

Mooo by pimpdaddycman December 14, 2013

MOOO 

dojo cats first hit song

cows go mooo

MOOO by butterflyxlove October 23, 2020

MOOO 

An expression by a cow or when a person is not wanting to do something but has to

you have to go outside dad said she said "MOOOO"

MOOO by Jakethegarat February 15, 2022