- the commander in chief of a fleet.
- a naval officer of the highest rank.
- a naval officer of a high rank: the grades in the U.S. Navy are fleet admiral, admiral, vice-admiral, and rear admiral.
- the flagship of an admiral.
- a master who directs a fishing fleet.
- any of several often brightly colored butterflies of the family Nymphalidae, as Vanessa atalanta(red admiral ).
- the supreme commander of a fleet or navy
- a naval officer of the highest rank, equivalent to general of the army or field marshal
- a senior naval officer entitled to fly his own flag
- the master of a fishing fleet
- any of various nymphalid butterflies, esp the red admiral or white admiral
