uggo 

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

uggo by Will-is-God January 17, 2005

uggo 

1. an ugly person whom once you catch the sight of their repulsiveness, you just want to blow chunks everywhere.

2. an ugly hoe.

1. dude, ive never seen someone so scarily hideous!

thats because theyre an uggo!

2. dude, i saw that uggo crawling out of your bedroom last night. how much you pay?

i know what im getting you for your birthday... a room full of fat uggos!

uggo by guardian_pretender June 9, 2009

Uggo 

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."

Uggo by chucklew December 2, 2010

Uggo 

someone who has the ugliest looks in the entire universe, as a matter of fact, comparable to a nomadic woman named Olga.

OMG!! Did you see that Uggo by that soada machine? She had the biggest schnoz ever!!!

Uggo by Lacey A. August 19, 2008

uggo 

It is said that an uggo is just a green elf who lives in the irish woods, some of them like to play instruments like guitars and drums and hang out with other elves, naked most of the time. They really enjoy sexual activity and videogames.

NOT FRIENDLY, quite aggreessive

" I found an Uggo eating mushrooms the other day "

uggo by shon January 1, 2004

Uggo 

A very ugly doggo. Uggo is combined from the words ugly and doggo. An uggo can range from Advice Dog to Hairless Dogs.

That pupper is a tiny uggo!

Uggo by WhoDatFreshBoi May 7, 2017

uggo 

A word that a homo named Rio made up because he's a retard.

That guy's an uggo... and I'm 1337 Sauce, RAWR.

uggo by Steve Mitchell July 31, 2004