tri-state

or tri·state

[ trahy-steyt ]

adjective

1. of, relating to, or involving three adjoining states:

   a tri-state league.

2. of, relating to, or involving the region where three states adjoin:

   the historic tristate mining district of southwest Missouri, southeast Kansas, and northeast Oklahoma.

Word History and Origins

Origin of tri-state¹

First recorded in 1895–1900; tri- + state

Example Sentences

If the big bad city is the problem, why is the biggest Trump swing in the tri-state area in the exurban towns of Connecticut’s majority-white Naugatuck Valley?

From Slate

The memoir details her upbringing in Florida, Texas and the tri-state area around New York City, as well as her early experiences with religion, including what she describes as an encounter with God.

From Los Angeles Times

Governors from the tri-state area have also deployed National Guard troops and state emergency responders to aid the efforts.

From Slate

Beyond the tri-state area, many Italian immigrants moved to the Appalachian region, primarily for mining jobs.

From Salon

The Clairton Sportsmen’s Club, on 180 acres south of Pittsburgh, bills itself as offering “one of the premier shooting facilities in the tri-state area” and has more than 2,000 members.

From Los Angeles Times