/ Dictionary / Index G Guantánamo: Meaning and Definition of Find definitions for: Guan•tá•na•mo Pronunciation: (gwän-tä'nu-mō" Sp. gwän-tä'nä-mô"), [key] — n. a city in SE Cuba: U.S. naval base. 129,005. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: guantanamo (Thesaurus) guanosine triphosphate Guantánamo Bay Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language