Jäger (infantry), a German military term for rifle-armed infantry Jäger units, in various national armies Jäger rifle, a type of early flintlock rifle; see German military rifles The Jäger March, a Finnish honorary march of many army detachments Jäger Movement, Finnish volunteers trained in Germany as Jägers during World War I Jägernotprogramm, a German military term for the Emergency Fighter Program