(nautical) A ship built to the same design and dimensions as another or belongs to the same owners as another.

The strokes on a ship's bell, every half hour, to mark the passage of time. In each of the day's six watches of four hours, one bell marks the end of the first half hour, eight bells marks the end of the watch.

(dated, boats) One of the secret British Q-ships, also known as "decoy vessels" or "special service ships", which served as submarine decoy vessels during World War I.

Synonym of black rat

A ship with masts and sails, powered by the wind.

(nautical) A passenger ship used for pleasure voyages, where the voyage itself and the ship's amenities are considered an essential part of the experience.

Obsolete spelling of battleship

(nautical) a vessel fitted for laying and repairing submarine cables; it has a large roller built over the bows for paying out cable.

(nautical) Any of the most important types of warships, capable of projecting a fleet in being.

(nautical, military) A large square-rigged warship large enough to have a place in the line of battle, with up to 140 guns on at least two decks. A capital ship from the age of sail, superior to a frigate; usually, a seventy-four, or three-decker.