Corsair /(k?r"s?r)/

Cor·sair

Corsair

n.
  1. A pirate; one who cruises about without authorization from any government, to seize booty on sea or land.
  2. A piratical vessel.
    Barbary corsairs . . . infested the coast of the Mediterranean.
  3. A Californian market fish (Sebastichthys rosaceus). (Zool.)