o.g.

o.g. : original gangsta

a retired gangster who sits on the porch in the ghetto and preaches to the youngsters.

the o.g. showed me how to keep my own.

by bob and alpha mu December 19, 1999

o.g.

an O.G. is a Orginal (old) Gangsta who let all tha up an comin G's kno whass Poppin an how ta keep they Pimp Hands Way Strong

Young Gangsta: Aye mista O.G. i we's boutsta shoot deese niggas up kuz they talkin shit how should we approach em'

O.G.: aye youngn no need fo guns go ova there an give em an oll fashinon ass whoopin but bring some heat juss enkase sumone try an pull sumthin...

Young Gangsta: aiiite den thank O.G.

by Bigg E-Z August 10, 2003

o.g.

1.Abbreviation for the pseudonym 'Opera Ghost,' as used in the novel "The Phantom of the Opera."

2. Abbreviation for the tag name 'Original Gangster.'

1. 'Your obediant servant, O.G.'

2. Jamal is a true O.G., he fucked up some people in his day.

by Polythene Pam November 06, 2003

o.g.

The original or old school version of any animate or inanimate object.

I bought one of them 70's vans with the o.g. designs on the side.

by King Willy March 22, 2005

o.g.

short nickname for "orgasm"

boy: Did you really o.g. last night when we had sex?

girl: Yes, it was the best o.g. of my life!

by chellie December 13, 2003

O.G.

The abbreviation of "original ganster", a term overused by SGs or studio gangsters and millions of people that have never done anything gangsterlike in their life. It no longer a means anything.

Alex:"can I get a discount, I'm a OG, nigga" Cashier: "you're about as OG as Drake ya yesmaster ass nigga, get the fuck out my shop hood rat" O.G.

by Motheryucker January 01, 2016

o.g

Stands for Original Gangsta or Original Gangster. But in the movie ''Don't be a menace to south central while drinking your juice in the hood'' it stands for Old Gangster.

You fuckin wiv some real o.g's ya dick tease

by Tha Kronicle May 03, 2005