- an oak, Quercus nigra, of the southern U.S., growing chiefly along streams and swamps.
- any of several other American oaks of similar habit.
Origin of water oak
Examples from the Web for water oak
Historical Examples of water oak
But when he looked out he could see little more than the foliage of the water-oak.
Instantly the branches of the water-oak began to tremble, and July descended with all speed.
The elevated lands are mostly pine, interspersed with black-jack, post, and water-oak.Florida: Past and present
Samuel Curtis Upham