Pronunciation: (wosh'i-tô", wô'shi-), [key]
—pl. -tas, (esp. collectively) -ta for 2.
1. a river flowing SE from W Arkansas through NE Louisiana to the Red River. 605 mi. (975 km) long.
2. a member of a former North American Indian tribe, apparently of the Caddoan stock, of NE Louisiana. Also,Washita.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.