Uggo

The noun for the term “ugly”

Damn look at that girl over there, she’s an uggo!!

by ImFanzo January 15, 2018

Uggo

Really ugly , a proper minger , see also “clapped” British slang made popular by u/im0g3n

“That u/Im0g3n is a right uggo”
“I know my dude she should wear a paper bag on her head”

by Thundercloud939 December 22, 2019

Uggo

The name of a seggsy birgin boy

He is such an uggo

by Cocoapuffs200 May 3, 2021

uggo

To be hideous in nature, or Richard-like in appearance

Richart Fartbeck the Turd is big time uggo, due in large part to his gigantic nose and small beady eyes

by Richard Harbeck January 13, 2023

Uggo

Someone who used to wear Uggs

You were such an uggo when you had those uggs back in 2014

by RaidoMani March 20, 2026

Uggo

An obese person who thinks they are pretty

A girl’s tinder profile said she identified as skinny, what an uggo.

by Coggybottom June 4, 2025

Uggo Mode

Used to describe something in an ugly manner.
"Uggo mode" is frequently used by the fastest growing community on the internet (also known as "Greg") in Danny Gonzalez's Minecraft Twitch streams.

Person 1: Hey man, you see that house?
Person 2: Yeah man, it's full-on uggo mode.

by yeslan April 22, 2021