Definition of koa
1
: a Hawaiian timber tree (Acacia koa) with crescent-shaped phyllodes and pale yellow flowers borne in small round heads
2
: the fine-grained red wood of the koa used especially for furniture
Test Your Vocabulary
Name That Food
-
- Name these cookies!

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share koa
Time Traveler for koa
The first known use of koa was in 1824
See more words from the same year