- Washingtonian - of or relating to or in the manner of George Washington
- Washingtonian - of or relating to the people who run the federal government; "Washingtonian politics as usual"
- Washingtonian - of or relating to the capital of the United States; "Washingtonian museums"
- Washingtonian - of or relating to or in the state of Washington
- Washingtonian - of or relating to the people who run the federal government; "Washingtonian politics as usual"