Definition of Tennessee
1a river in the southeastern US, flowing in a great loop, generally west and then north, for about 875 miles (1,400 km) to join the Ohio River in western Kentucky. 2a state in the central southeastern US; population 6,214,888 (est. 2008); capital, Nashville; statehood, June 1, 1796 (16). It was the site of many Civil War battles, including those at Shiloh and Chattanooga.