llama, n. — Green’s Dictionary of Slang

llama n.

[Spanish gunmakers Llama Firearms (Llama-Gabilondo y Cia SA)]

(US black) a gun.

1991		GZA ‘Drama’ 🎵 Shaolin fist versus the llama.
2006		Inspectah Deck ‘Hood’ 🎵 Drama at night, the llama starts sparkin the light.
2012		Slaughterhouse ‘Frat House’ 🎵 Spit at me wrong, get hit with my new llama.