'Manila Bay' definitions:

Definition of 'Manila Bay'

(from WordNet)
noun
A naval battle in the Spanish-American War (1898); the American fleet under Admiral Dewey defeated the Spanish fleet

Definition of 'manila bay'

From: GCIDE
  • manila bay \manila bay\ n. The name of a naval battle in the Spanish-American War (1898), in which the American fleet under Admiral Dewey defeated the Spanish fleet off the shore of Manila in the Phillipines. [WordNet 1.5]