2 definitions by Lonegamer

Short for Ultima Online. It is overall a very interesting game that has been around for five, nearing six, years. In essence, it is a drug.
"Sorry Honey, can't come to bed yet, I'm busy playing UO."
by Lonegamer May 23, 2003
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Linking someone you know in real life, who is stronger than you, to goatse
by Lonegamer November 19, 2003
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