noun, plural navies.
1. the whole body of warships and auxiliaries belonging to a country or ruler.
2. (often initial capital letter) the complete body of such warships together with their officers and enlisted personnel, equipment, yards, etc., constituting the sea power of a nation.
3. (often initial capital letter) the department of government charged with its management.
4. navy blue.
5. Archaic. a fleet of ships.
Origin: 1300-50; Middle English navie < Middle French < Vulgar Latin *navia, equivalent to Latin nāv (is) ship + -ia -y
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