U.S. state, river, Indian tribe, named for the bay, which was named for Baron (commonly "Lord") De la Warr (Thomas West, 1577-1618), first English colonial governor of Virginia. The family name is attested from 1201, from Delaware in Brasted, Kent, probably ultimately from de la werre "of the war" (a warrior), from Old French werre/guerre "war."
State in the eastern United States bordered by Pennsylvania to the north, Delaware Bay and the Atlantic Ocean to the east, and Maryland to the west and south. Its capital is Dover, and its largest city is Wilmington.
Note: One of the thirteen colonies.