osa 

An underpaid employee of a large corporation. They do more than their superiors, and have broader knowledge of the technical side of things. Unappreciated.

Buyer: "I don't know how to figure this out, guess I'll have to ask the OSA"

OSA: "They pay you how much to know nothing?"

osa by Willhelm October 23, 2006

OSA 

Slang for brother.

Ah him yeah he’s cool he’s my OSA.

OSA by Tmrgoat June 15, 2018

OSA 

Outdoor sitting area; a small sitting space adjacent to a walk, patio, or porch

Tonight, why don’t we have friends over, sit on the OSA, light the fire, and have cocktails.

OSA by Capo-n-Capo March 29, 2020

OSA 

Stands for "Overly Sized Ass"

Look at that OSA

OSA by Bman111 April 27, 2017

OSA 

THE LIT SCHOOL

Dang That School Is a OSA

OSA by Eddie¯\_(ツ)_/¯ June 19, 2019

Osa 

Some faggot ass bitch that was added into rainbow six siege. She's a tyranny so I don't know whether or not to bust a fat one or be disgusted cuz she/he got a fat ass

Darius: Damn that bitch Osa bad as hell.
Jamal: nigga thats a fucking dude get yo gay ass outta here.

Osa by Dabeens September 8, 2021

osa 

osa is a kind person very outgoing and funny, super caring and loves many people. Usually tall sometimes short cute and pretty. They always have great style and are really smart and are well driven.

i wish to be like osa

osa by thatcutebitch123 November 21, 2021