![yankton yankton](https://www.tekportal.net/wp-content/uploads/2018/11/yankton.jpg)
noun, plural Yank·tons, (especially collectively) Yank·ton for 1.
- a member of one of two tribes of Dakota Indian people who inhabited the northern Great Plains in the 18th and 19th centuries.Compare Yanktonai.
- a town in SE South Dakota.
noun, plural Yank·tons, (especially collectively) Yank·ton for 1.