Uo

When a person mistypes “up” on a phone.

Guy 1 on phone: Have you watched Uo recently?
Guy 2 on phone: did you say Up?
Guy 2: SHIT

by ion0320 November 02, 2018

Uo

Someone who is cool as fuuuuck. Nice genderless name

Hey have you seen Uo?
Yeah, I just saw them in the libary

by Uoiscool August 28, 2021

uos

Unless Otherwise Specified.
That is, a qualifier used to indicate that all members of a group have a given quality, excepting those which are explicated to NOT demonstrate said quality.

All images on this website copyright bidensandwich.com uos.

List of common dosages (all units in milligrams uos):
Ibuprofen: 400
Acetaminophen: 600
LSD: 50 micrograms
Aspirin: 320
Insulin: .15mL

by RunningFool July 16, 2011

Pro UO

Refers to those in the game Ultima Online.

People who devote ample amounts of time to improve their skill in the game, and take it seriously than most others.

We just got owned again. Those guys are Pro UO.

by Blot April 28, 2007

uos uos

sound produced by a confused Latin American

Random Jap. girl:私は巨大なペニスを吸うのが大好きです
Agus: UOS UOS!

by jhonny suckadick December 12, 2017