commodore

noun

1. 1

   A naval officer holding a rank between captain and rear admiral.

2. 2

   A (temporary) commander over a collection of ships who is not an admiral.

3. 3

   The leading ship in a fleet of merchantmen.

4. 4

   The president of a yacht club.

5. 5

   A yacht-club president's vessel in a regatta.

6. 6

   A commodore admiral.

7. 7

   A rear admiral (lower half).

8. 8

   Any of various nymphalid butterflies of the Asian genus Parasarpa.