Top Definition
Somebody who thinks he is a gangster but is not.
"waddup homie"
"wow Tim your such a Wanna G"
by erico146 November 18, 2009
Anyone, regardless of race, who is not really a gang member, but tries to convince people he is a gangsta
That kid from the suburbs tryin to be a gangsta ain't nothin but a wanna-g
by Joe420 January 07, 2006
A person who acts like they are "Gangsta" but they fail massively.
Person A: "I'll f**kin' deck ya mate, like a f**kin' knife in ya gut!"
Person B: "What a WannaG"
by AwesomeoSaurus September 21, 2009
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