/ Dictionary / Index M Manila Bay: Meaning and Definition of Find definitions for: Manil'a Bay' Pronunciation: [key] a bay in the Philippines, in W Luzon Island: the American fleet under Admiral Dewey defeated the Spanish fleet 1898. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Manila manila grass Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language