What is "onagri"

Onager \On"a*ger\, n.; pl. L. Onagri, E. Onagers. [L. onager, onagrus, Gr. ?.]

1. (Rom. Antiq.) A military engine acting like a sling, which threw stones from a bag or wooden bucket, and was operated by machinery.
   --Fairholt.

2. (Zo["o]l.) A wild ass of central Asia, especially the koulan ( Equus hemionus syn. Equus hemippus syn. Equus onager, formely Asinus onager).

alt. (plural of onager English) n. (plural of onager English)

1. n. medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles [syn: catapult, arbalest, arbalist, ballista, bricole, mangonel, trebuchet, trebucket]

2. Asiatic wild ass [syn: Equus hemionus]

3. [also: onagri (pl)]

See onager