| Noun | 1. | army officer - an officer in the armed forces; "he's a retired army officer"military officer, officer - any person in the armed services who holds a position of authority or command; "an officer is responsible for the lives of his men" quartermaster - an army officer who provides clothing and subsistence for troops Alfred Dreyfus, Dreyfus - French army officer of Jewish descent whose false imprisonment for treason in 1894 raised issues of anti-semitism that dominated French politics until his release in 1906 (1859-1935) | |