2 definitions by 40 cal nigga

street slang for AK-47, a widely available assault rifle popular with thugs, urban criminals and terrorists.
AK-47
We'll see how brave he is when I put my ak in his face!
by 40 cal nigga December 31, 2004
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Street slang for a gun, usually a handgun.
We didn't fear da cops, we had our gats.
by 40 cal nigga December 31, 2004
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