bom·bar·dier 
(bŏm′bər-dîr)
(bŏm′bər-dîr)n.
1. A member of a combat aircraft crew who operates the bombsight and drops the bombs.
2. Chiefly British A noncommissioned artillery officer.
3. Archaic A soldier in the artillery.
[French, from Old French bombarde, bombard; see BOMBARD.]