MOO

Mothers Opposed to the Occult.

I can't believe that MOO is removing all of the library books!

by DarkWillow101 June 06, 2010

MOO

Acronym for "Maybe Only Once."

"Would you peg?"
"MOO"

by CapitalQueen February 05, 2019

MOO

A sound made by people who are so tired that they don't care if people think they are cows.

Fred: Moo
Sally: Wow! Fred is a cow!

by Derald October 07, 2006

MOO

A word used to show tiredness.

I stayed up all night studying for the exam. MOO!

by Verna N. September 30, 2006

MOO

Refering to a cigarette, usually a term used in the Las Vegas area, local slang

hey man, can i bum a moo?

by Master_Vader_to the max! November 27, 2009

moo moo

A rectangular cloth with crude stiching worn by morbidly obese persons.

Becca said, "Dude, I've gained SO much weight, I need to wear a moo moo!"

Amy walked by and shouted "Hey, Jane, look at Roberta's dress. It's so huge, she looks like she's wearing a moo moo"

by Jess June 09, 2004

Moos Moos

A person who resembles a camel, but a lizard at the same time. He's funny, but not smart and will forever be... Moos Moos!

Hey, that guy over there reminds me of Moos Moos, what a camel!

by abduallah abi March 27, 2018