Definitions for "Palouse"
(pa LOOSE) American Indian tribe living in the Great Basin area of eastern Washington at the time of Lewis and Clark. Besides hunting and fishing for a living, they raised Appaloosa horses and traded them to other tribes.
The Palouse is a region of Eastern Washington, North Central Idaho, and, in some definitions, extending south into northeast Oregon. It is a major wheat-producing agricultural area. Situated near the Oregon Trail, the region experienced rapid growth in the late 19th century, for a brief time surpassing the population of the Puget Sound region of Washington.Meining, pg. 248.