Definitions for koaˈkoʊ ə
Random House Webster's College Dictionary
a Hawaiian acacia, Acacia koa, of the legume family, having gray bark.
its hard red or golden-brown wood, used for making furniture.
Origin of koa:
1840–50; < Hawaiian
Acacia koa, a species of large tree in the family Fabaceae which is endemic to and common on the islands of Hawaii; or the wood of this tree.
Origin: From koa.