The abbreviation of vomit, especially when referring to a hangover. May be used instead of puke, vomit, barf, throw-up, ect...

Is used to express extreme feeling of wanting to purge last night's toxins, especially when at work.

Can also be used as a morning greeting to a co-worker expressing what a good time you had last night.
I am going to vom vom all over my keyboard.

Vom vom.
by nichoset July 19, 2010
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Onomatopoeia for excessive vomiting.
Chet: "Dude Player, you drank way too much last night!"

Player: "OM VOM VOM!"
by DJ-Smexy March 12, 2009
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