1. Plural of onager; wild or half-wild Asian donkeys with a reddish-brown coat, found in deserts and steppes.
Usage: Zoology term; refers to Equus hemionus and related subspecies
2. Plural of onager; ancient siege engines or catapults used to hurl stones or projectiles.
Usage: Historical/military; archaic usage

Examples

• The onagers roamed the desert plains in small herds.
• Onagers are more agile than domestic donkeys and can survive in harsh, arid environments.
• The Roman army deployed onagers to breach the fortress walls.
• Ancient engineers designed onagers to launch heavy stones over long distances.
• Wildlife researchers studied the behavior of onagers in their natural habitat.
• The onagers' speed and endurance made them valuable in their native regions.