warbird

Short definition from Wiktionary

Noun

1. 1
   A warplane.
2. 2
   A crew member of a warplane; airman.
3. 3
   Synonym of scarlet tanager.
4. 4
   An aircraft formerly operated by the military, but now owned privately.
5. 5
   Any aircraft decorated in military livery for display at airshows etc.
6. 6
   A heavily-armed starship.