OOS

Out Of Stock. As in, a retailer is selling something and they ran out of it.

Check out this deal at somewebsite! It's a total steal! Oops, it's OOS.

by Anonymous_Cow May 4, 2006

OOS

A tech term that means "Out of service"

It can be a site, server or a provider

ex.
Yahoo is now OOS

or
internet provider is OOS

by Omar AbuAli May 5, 2009

OOS

1: Out of stock, as in a brand being sold out.
2: Out of style

1: Aw man! The shoes I wanted in my size are OOS!
2: "Did you see Ashley yesterday? Her Juicy trackpants are so OOS!"

by Maybelline October 22, 2007

OOS

it means your penis is cold.

"uumm... OOS"

"gtfo noob lol"

by Ppeisgponsepgisn July 29, 2008

oo=[][]=oo

An emoticon used to represent an e30 BMW.

I used to drive a oo==oo...it was fun.

by VooDooXII September 13, 2006

oo oo

Burmese slang for genitalia.

Damn, your oo oo smells fishy today.

by SumYungGuy October 30, 2007

oo

a sound in which a person or a crowd makes when a person gets in trouble

David got ooed when the teacher asked to talk with him

by RomeTwinn March 31, 2017