the whole body of warships and auxiliaries belonging to a country or ruler.

( 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.

( often initial capital letter ) the department of government charged with its management.

navy blue.

Archaic . a fleet of ships.

noun

argosy , armada , flotilla , marine defense , merchant marine , naval force , sea force , sea power , vessels , warships , fleet