noun
- a poisonous tree sap or resin obtained from certain tropical trees, historically used on arrows and weapons
Usage: archaic; historical; also called upas poison
Examples
- The indigenous hunters coated their arrows with antiar to make them more lethal.
- Antiar was derived from the upas tree found in Southeast Asia.
- Early European explorers documented the use of antiar in tribal warfare.
- The toxicity of antiar made it a feared weapon in ancient times.