Answer: warship

AnswerCrossword Clue
WARSHIPArmada component
WARSHIPAircraft carrier, for one
WARSHIPDestroyer, e.g.
WARSHIP"Old Ironsides" was one
WARSHIPMonitor or Merrimac
WARSHIPArmada member
WARSHIPCombat vessel
WARSHIPMaine, e.g.
WARSHIPMain threat?
WARSHIPDestroyer, for one
WARSHIPMonitor or Merrimack
WARSHIPDestroyer, perhaps
warshipA ship equipped with weapons and designed to take part in warfare at sea
warshipa ship armed for combat