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An extremely ugly person. This term is used when you are too lazy to say "extremely ugly person", so, alas, uggo was created.
A: My dog is frightened of me..
B: That's 'cause you're an uggo.
A: Your Mom!
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2
Fun word for an ugly, unpleasant looking person.
I decided to go with my heart... and my heart hates uggos.
by Cheesy Mcgee December 16, 2004
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3
n. uh-goh, uh-gohs

One who is ugly; offensive to the eye; repulsive
I hate uggos.
by Bubbler July 23, 2003
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5
A Word Used To Describe Really Really Ugle People Often Used Describing A Person Beyond Just Ugly
OMG What An Uggo!
by Diablo February 21, 2003
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6
so hideous they dont even deserve to be called ugly.
You: "ew look at that girl!! she's so ugly."
Me: "No way shes definitely uggo."
by chucklew November 30, 2010
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7
the ugliest girl of a group of girls, often times with a group of popular girls
that group of girls is pretty hot, besides the uggo
by Will-is-God January 17, 2005
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