say it: GIN-ee
guinea is a noun meaning "a former British gold coin worth 21 shillings". It carries 4 recorded senses.
a republic in western Africa on the Atlantic; formerly a French colony; achieved independence from France in 1958
a west African bird having dark plumage mottled with white; native to Africa but raised for food in many parts of the world
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for guinea come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.