Word.ws English Dictionary

Big Sioux

Big Sioux proper noun: a tributary of the Missouri River in eastern South Dakota and northwestern Iowa in the United States.

Proper noun

the Big Sioux

  1. A tributary of the Missouri River in eastern South Dakota and northwestern Iowa in the United States.

Questions about Big Sioux

What does Big Sioux mean?
Big Sioux means a tributary of the Missouri River in eastern South Dakota and northwestern Iowa in the United States.
What part of speech is Big Sioux?
Big Sioux is a proper noun.

Words near Big Sioux in the dictionary

  1. big shops
  2. big shot
  3. big shots
  4. big show
  5. big shows
  6. Big Sioux
  7. big sister
  8. big sisters
  9. big six
  10. big sixes
  11. Big Sky Country

Source and license

Adapted from Wiktionary: Big Sioux (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “Big Sioux.” Word.ws, https://word.ws/big_sioux. Based on Wiktionary, CC BY-SA 4.0.