O.G

Original gangster, which you are considered to be when you have killed someone

by Mark April 14, 2003

O.G.

Someone That Is an Original Gangsta.
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being an all original gangsta.
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say dude for real-you a real O.G. aint ya?

by Big D-dallas December 18, 2005

O.G.

Original Granny- Old ladies of the future with tatoos & listen to rap music.

Our Mom is the O.G.

by Aunt Wild & Aunt Tess October 6, 2011

O.G.

O.G. is an acronym standing for ORIGINAL GANGSTER. people and things can be described using O.G. as an adjective. it is almost always associated positivley.

shit, that ninja turtles digital watch is O.G.!

that N.W.A joint is so O.G.

by 415beez May 31, 2006

O G

This peculiar word can be used to describe a "hard" playa from the streets who is pimped out and smooth. O G stands for Old Gangsta or Original Gangsta.

"I keep it real on the streets, I'm a real O.G."
-T.I.

by Fuck Nigga June 13, 2005

o g

the original gangsterz from the hood way back.
NOT GAME, 50 CENT OR G-UNIT.

OG is refering to the pioneers of gangster rap who were in it since the beginning such as Dr Dre, Ice Cube and the late Eazy-E (RIP)

"I stab it like a true no good nigga
should,I do it the way a down OG nigga would" - Eazy E; "still a nigga"

by Narvin Singh Sondh aka Slick Singh December 31, 2005

O G

A hybrid strain of Of potent marijuana. Often called OG Kush, but O G is Sativa dominant.

If your looking for dank O G, go to the Valley.

by tirdbergler August 15, 2008