Definition of yampa:
(n) :
The Yampa River, a tributary of the Green River in Colorado.
(n) :
A town in Routt County, Colorado, United States.
(n) :
An unincorporated community in Wapello County, Iowa, United States.
(n) :
Alternative form of yampah. [Any of the genus Perideridia of plants in the parsley family, native to western North America, with umbels of white flowers, especially Perideridia gairdneri, which has an edible root.]