armed merchantman
merchant ship equipped with guns, usually for defensive purposes, either by design or after the fact
SMS Cap Trafalgar
German ocean liner turned armed merchantman
USS Badger
auxiliary cruiser of the United States Navy
SS Macedonia
1911 ocean liner
Michel
German auxiliary cruiser
SMS Meteor
German auxiliary cruiser
merchant raider
type of warship disguised as a non-militant
German auxiliary cruiser Thor
auxiliary cruiser of the German Kriegsmarine in the Second World War
Stier
German auxiliary cruiser
Atlantis
German auxiliary cruiser
armed merchant ship
vessel built for civilian purposes, carrying weaponry
SMS Wolf
armed merchant raider or auxiliary cruiser of the Imperial German Navy