MOOM 

Noun: Those who undermine the people who look up to them. They might have a procedure way about doing things.
Exclamation: Put an end to. Halt process.

There is no way we'll be defeated, "moom" certainly get their handing.

MOOM by BAYSEAK March 14, 2022

Moom 

To act in a way similar to, or simply being, the Virtual YouTuber (Vtuber) Nanashi Mumei of Hololive English.

“We’re mooming now”

“I did not give you permission to moom.”

Moom by The4rksm1th January 24, 2025

moom 

a loving morrocan creature, often found in com servers with nothing but friendliness, moom is believed to be 18 years old and already a multi millionaire, often being seen on final ogu's such as @mousetrap.

i wish i was as cute as moom

moom by dnsrecord September 22, 2025

moom rocks 

if you had been referred to this defintion from Apollo 13, this is to clarify that it was a mere typo, and, in actuality, was intended to be "moon rocks".

"Look at the moom rocks"
"Don't you mean 'moon rocks'?"
"Yeah"

moom rocks by crycek April 24, 2006

Moom_RBLX

Moom is the aboslute dictator of Blythe, California. He never gives money and makes BPA cite shot peiple whom are dead!

Moom_RBLX is a dictator

Moom_RBLX by Uh s December 31, 2021

meemee moomoo

It's a state of mind and lifestyle

Also said when starting a conversation

When joining a chat you say: meemee moomoo

*ryan joins chat*

Julia: Hi Ryan
Yolis: Hello Ryan
Ryan: meemee moomoo

meemee moomoo by YOLKS December 28, 2022

Moombahcore 

Moombahcore is basically Moombahton on steriods, mixing Moombahton with the harshness and filth of Dubstep/Brostep. The genre has been mainly underground throughout its existence and has only recently gained mainstream exposure.

SkiSM - Experts (xKore's Moombahcore Remix)
Noisestorm - Wipeout (Moombahcore)

Moombahcore by Darkore November 3, 2012