OG 

OG means Original Gangsta

DiS MeANs tHEy sAy wHaTS HapPiNIn

Nibba 1: Thats one OG nibba

White Friend: ohh so he is my nibba

OG Nibba: I JusT SHot Up A ScHOoL

OG by OG_NiBBaS December 21, 2017

OG 

Og means fortnite original theme

Wow that theme is so og, i love it

OG by Lucidz October 9, 2018

OG 

What Certain "original gangsters" and skaters say to express how they feel about boy band Backstreet Boys

Josh: "Is that the Backstreet Boys? They're so OG!"
Dani: (Shakes head in disapproval)

OG by Zakxx April 12, 2010

OG 

an alias for Starcraft. originated when people in starcraft chatrooms waiting to start the game typed GO GO GO. some mispelled and typed OGOGOG instead and word picked up from there.

Do you want to OG?

Lets OG!

Its OG TIME!

OGOGOGOGOG

OG by OriginatorOfOG September 2, 2009

OG 

The original gangster

Boy 1" Daaaaamn man he the og
Boy 2" I know man we be da ogs toghter

OG by CDogg84 November 4, 2015

OG 

Original Gangster.

This usually refers to an old gangster (past his fighting days) who has retired, more often than not as a successful man. Originally used in the 1970s.

gang member #1: Yo playa. Did you hear that OG Ninja came out da can?
gang member #2: damn! shit! dat's whack!

OG by OG Phylis July 7, 2005

OG 

1.original gangster
2.someone whose in the gang for life usually the highest sect in the crips and bloods

THAT right there is a real OG NIGGA

OG by love_128 March 28, 2008