noun, U.S. Navy.
the highest ranking naval officer, ranking next above admiral.
an officer holding the most senior commissioned rank in the US and certain other navies
- Fleet air arm
noun 1. the aviation branch of the Royal Navy FAA
noun 1. a nuclear submarine fitted with launchers to fire ballistic missiles either underwater or from the surface.
- Fleet car
noun See fleet vehicle
- Fleet chief petty officer
noun 1. a noncommissioned officer in the Royal Navy comparable in rank to a warrant officer in the British Army or Royal Air Force