'Cumberland River' definitions:

Definition of 'Cumberland River'

(from WordNet)
noun
A river that rises in southeastern Kentucky and flows westward through northern Tennessee to become a tributary of the Ohio River in southwestern Kentucky [syn: Cumberland, Cumberland River]

Definition of 'Cumberland River'

From: GCIDE
  • Cumberland \Cumberland\, Cumberland River \Cumberland River\prop. n. a tributary of the Ohio River.
  • Syn: . [WordNet 1.5]