destroyer

Short definition from Wiktionary

Noun

1. 1
   That which destroys something.
2. 2
   A small, fast warship with light gun armament, smaller than a cruiser, but bigger than a frigate.
3. 3
   A larger warship with guided missile armament, usually intended for air defence or anti-ship roles. Often, but not always, larger than a frigate and smaller than a cruiser.
4. 4
   A larger warship with guided missile armament, usually intended for air defence or anti-ship roles. Often, but not always, larger than a frigate and smaller than a cruiser: A starship of comparable role.