/ Dictionary / Index G Guinea: Meaning and Definition of Find definitions for: Guin•ea Pronunciation: (gin'ē), [key] — n. a coastal region in W Africa, extending from the Gambia River to the Gabon estuary. Formerly,an independent republic in W Africa, on the Atlantic coast. 4,800,000; ab. 96,900 sq. mi. (251,000 sq. km). Cap.: Conakry. a part of the Atlantic Ocean that projects into the W coast of Africa and extends from the Ivory Coast to Gabon. (l.c.) a former money of account of the United Kingdom, equal to 21 shillings: still often used in quoting fees or prices. (l.c.) a gold coin of Great Britain issued from 1663 to 1813, with a nominal value of 20 shillings. . a person of Italian birth or descent. (l.c.)a person who does miscellaneous work in or around a horse stable. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: guinea (Thesaurus) Guin. Guinea-Bissau Related Content Daily Word Quiz: dispel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language