A misspelling of Moon on purpose. It is used very often in livestreams chat, even in unrelated stuff. Could be used as a funny spam message to make the livestream mods mad.
Streamer : You Got a Moom!
Chat : MOOM MOOM MOOM MOOM MOOM MOOM
by AnonymousClair February 19, 2021
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N. A slang term for an awesome mom.
Dude my moom makes the best cookies.
by Ayb125 November 13, 2018
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The creator of the gods, is always everything and nothing. Too powerful for a normal man to understand.
I saw the great Moom standing over me!
by Johnny Hangar February 6, 2021
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Verb- describes the act of eating an uncooked egg off your own breast.
"Billie is such a tramp. I went to a party at her house the other week and she ended up sat there mooming with loads of guys jerking off around her"
by calicojack May 20, 2009
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To kill someone in an unforgiving way in Call of Duty.
Dude, I just moomed you!

Get Moomed!
by Moomer September 7, 2011
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When you call someone a 'moom', you're referring to their intelligence level. More specifically, their lack of intelligence in general.
John - Hey Jack, have you seen the movie "The Parent Trap"? I wonder how they cloned Lindsay Lohan.
Jack - You're such a moom...
by YingTheLegacy October 15, 2017
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Moom means a person who will ignore the hell out of you.
Stop being so moom, for god sakes.
by Trust me, i am a idiot November 28, 2018
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