abreviation of one more.
Dude, I really shouldn't, but give me one mo.
by ry3an7 August 15, 2007
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Short for "one moment". British and Australian slang. Normally used as an abbreviated form of "one moment" in online conversations.
Wait one mo, I'm gonna grab a sandwich.
by Fozzibab June 6, 2006
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A more emphatic way of saying "again". Combines the phrases "one more time" and "again".
"That movie was so good I want to see it one mo' gain!!"

"I know you didn't just say that to me -- repeat yourself one mo' gain...."
by VaNellie August 24, 2005
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to do something one more time-the act of repeating an action in a derogatory sense. Usually used in a threating manner
by pfcbenji April 19, 2009
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1)One more please. or 2)Yes, I would like another.
Bartender: You want another drink?
Drunk Guy on Stool: ONE MO GINN!
by vettespeedracer February 8, 2005
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