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1 definition by will james

 
1.
A gun man, which comes from gat: old slang, meanging gun. Came from shortening Gattling gun to just gat. A gangsta's gun. "Gatman & Robin" by 50 cent and Eminem.
I got a gatman
There's a problem I'ma solve it
A nigga movin' around
With a big ass revolver and a bat, man
by will james March 04, 2005