Top Definition
Original gangster
someone who has been around, old school gangster
by Levdog February 14, 2004

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Short for Original...until Ice T made a song titled "Original Gangster" in the 80's which changed the meaning of OG
Oh Shit..thats helluh OG right there.!
by Mylene April 30, 2005

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being an original gangsta
we da true og's
I graduated out the streets, I'ma real O.G (T.I. you dont know me)
by rachel March 26, 2005

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Sorry ICE T, not ICE CUBE. lol.
The word og means original, not orignal gangsta as in ICE T's lyrics. The initials OG just fit.
by James January 28, 2005

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Original Geek. A hardcore geek.
Did ya hear what happened to Irwin's website? It took a slashdotting and it's still up. Man, he's OG.
by Randy McNally June 12, 2004

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short for: original gangster, old gal; used to be short for original until Ice T made a song called "original gangster"
Oh my gosh, Jing thinks she's OG, but she's not!
by beernerd January 01, 2006

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In the 1970s, "O.G." was used to mean "Old Gal". In other words, "yo mama", which could -- of course -- have referred to your actual mama, or your wife, or your main squeeze.
"Hey man, how's yo' O.G. feel about you stayin' out late tonight?"
by RadioGeno June 27, 2005

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OH GOD or Original Gangster???
What you scream during sexual intercourse
by Your mom February 04, 2005

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