Entry from US English dictionary
- An industrial complex of cities on the Mississippi River that includes Davenport and Bettendorf in southeastern Iowa, and Moline and Rock Island in northwestern Illinois. A second Quad Cities complex, in northern Alabama on the Tennessee River, consists of the cities of Florence, Sheffield, Tuscumbia, and Muscle Shoals.
More definitions of Quad CitiesDefinition of Quad Cities in:
- The US English dictionary