D defs.my
Entry 2 senses Webster, 1913

Catapult

/kăt'-əp-ŭltˌ/ · Cat·a·pult · IPA /ˈkæ.tə.pʌlt/
01 n. An engine somewhat resembling a massive crossbow, used by the ancient Greeks and Romans for throwing stones, arrows, spears, etc.
  1. 1.
    An engine somewhat resembling a massive crossbow, used by the ancient Greeks and Romans for throwing stones, arrows, spears, etc.(Mil. Antiq.)
  2. 2.
    A forked stick with elastic band for throwing small stones, etc.