ˈgənə(r) noun
( -s )
Etymology: Middle English gonner, gunner, from gonne, gunne gun + -er
1. : one who handles or works a gun: as
a. : a member of an artillery unit (as the Royal Artillery)
b. : an artillery corporal (as in the United States Army) whose specialty is the aiming of a gun
c. : one who shoots game
d. : one who shoots whales with a harpoon gun
2. : a warrant officer (as in the United States Navy) whose specialty is supervision of ordnance and ordnance stores