say it: NAY-vee
navy is a noun meaning "an organization of military vessels belonging to a country and available for sea warfare". It carries 3 recorded senses.
an organization of military vessels belonging to a country and available for sea warfare
military
the navy of the United States of America; the agency that maintains and trains and equips combat-ready naval forces
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 navy 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.