noun, plural Winnebagos (especially collectively) Winnebago for 1.
1.
a member of a North American Indian tribe speaking a Siouan language closely related to Assiniboin, Teton, and Mandan, formerly located in Green Bay, Wis., now living in Green Bay and NE Nebraska.
2.
Lake, a lake in E Wisconsin. 30 miles (48 km) long.
British Dictionary definitions for Winnebago
Winnebago
/ˌwɪnɪˈbeɪɡəʊ/
noun
1.
Lake Winnebago, a lake in E Wisconsin, fed and drained by the Fox river: the largest lake in the state. Area: 557 sq km (215 sq miles)
2.
(pl) -gos, -go. a member of a North American Indian people living in Wisconsin and Nebraska
3.
the language of this people, belonging to the Siouan family
Word Origin and History for Winnebago
"Siouan people of eastern Wisconsin," 1766, from Potawatomi winepyekoha, literally "person of dirty water," in reference to the muddy or fish-clogged waters of the Fox River below Lake Winnebago. As a type of motor vehicle, attested from 1966.