Yampa River

Proper noun

Yampa River

1. A tributary of the Green River in Routt County and Moffat County, Colorado.
   • At night we encamped in a fine grove of cottonwood trees, on the banks of the Elk Head river, the principal fork of the Yampah river, commonly called by the trappers the Bear river.1845, J[ohn] C[harles] Frémont, Report of the Exploring Expedition to the Rocky Mountains in the Year 1842, and to Oregon and North California in the Years 1843-’44, Washington: Gales and Seaton...
   • June 17.—We run down to the mouth of Yampa River.1895, J[ohn] W[esley] Powell, chapter VII, in Canyons of the Colorado, Meadville, PA: Flood & Vincent; republished as The Exploration of the Colorado River and Its Canyons, New York: Dover, 1961...