gunnist means someone who uses a gun or guns; a gunner. Lexicurio rates it Sui generis — a strength score of 100 out of 100.
Etymology
From gun + -ist.
noun
- Someone who uses a gun or guns; a gunner.“In Oudh the gunnist was satisfied with the moderate bags of quail that came to him in the ordinary course. He did not resort to the employment of call-birds, as is the fashion of the Punjab, where these decoy-birds are put down overnight to attract all the wild quail within earshot.”