Definition of "Chickasaw"

A member of a Native American tribe/nation, now concentrated in southeastern Oklahoma.  examples

The Muskogean language of this tribe.  examples

Some place names in the United States:

1. A city in Mobile County, Alabama.  examples

2. A village in Mercer County, Ohio.  examples

3. A neighborhood of Louisville, Kentucky.  examples

4. Chickasaw County.  examples