Definition of "Ohio"

A state of the United States. Capital and largest city: Columbus.  examples

A river in the United States, flowing 981 miles from the confluence of the Allegheny and Monongahela at Pittsburgh into the Mississippi at Cairo, Illinois.  examples

A locale in the United States; named for the state.

1. A town in New York.  examples

2. A village in Illinois.  examples

3. An unincorporated community in Mississippi.  examples

4. An unincorporated community in Texas.  examples

5. A number of townships, listed under Ohio Township.  examples

A locale in Canada:

1. A community in Antigonish County, Nova Scotia.  examples

2. A community in Digby County, Nova Scotia.  examples

3. A community in Yarmouth County, Nova Scotia.  examples