mumblin o.g. 

1.An original gangster,who has used so many drugs.. I.e.(meth,heroin,crack,oxy,marijuana,alcohol)that such use..or abuse..has tainted his mind so much..that when he speaks..it's a mumble..2.Old burned out gangster, mumbling words under his breath, words that only make sense to him..and no sense to others around him..
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Hey bro..You see that mumblin o.g. motherfucker talking to himself in the chair over there?..Yea !..That's my dad..He's perma spun!..I still love him though..

mumblin o.g. by anonymous February 9, 2018

mumblin o.g. 

1.An old man mumbling under his breath to himself offending other's without meaning to...2.An original gangster ..on perma spun..wasted from all the dope he's done..mumbling shit..in which other's perceive as against them..

Son to his momma..Check ✔ it' out!..You know that mumblin o.g. fuck over there!..See him?!..Know this!.. he really loves us!..

mumblin o.g. by anonymous May 5, 2018

Mumblin O.G. M.F. 

1.old school..an old man who talks to himself under his breath..about nothing really..1..an original gangster..one whom did so many drugs ,that they fucked him up so bad,he mumbles motherfucker a lot when's he speaks now...4.Burnt out old gangster ..

Hey brother'..look at that Mumblin O.G. M.F. stumbling down the street..If I ever get that bad..🔫 me!

Mumblin O.G. M.F. by anonymous May 4, 2018