Danger warship is a term used to describe a type of military vessel that is equipped with weapons and other defensive measures. The crossword solutions for this term include MINE (4 letters), RAM (3 letters), TRIREME (7 letters), FRIGATE (7 letters), PIERS (5 letters), and ORLOP (5 letters). A MINE is an explosive device placed in the water to prevent ships from passing through. A RAM is a weapon used to damage or sink enemy vessels. A TRIREME is an ancient warship powered by three banks of oars. A FRIGATE is a type of warship with a single gun deck and a shallow draft. Piers are structures built along the shoreline to provide access to ships. An ORLOP is the lowest deck of a sailing ship, located below the waterline.