/ Dictionary / Index G Guaynabo: Meaning and Definition of Find definitions for: Guay•na•bo Pronunciation: (gwī-nä'bō Sp. gwī-nä'vô), [key] — n. a city in N Puerto Rico, SE of Bayamón. 65,075. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Guaymas guayule Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language