Cruiser meaning : One who attends cruises. A kind of bicycle that usually combines balloon tires, an upright seating posture, a single-speed drivetrain, and straightforward steel construction with expressive styling. (in the days of sail) A frigate or other vessel, detached from the fleet, to cruise independently in search of the enemy or its merchant ships. A class of fast warships of medium tonnage, having a long cruising range but less armour and firepower than a battleship. A miniature aircraft carrier carrying VTOL aircraft. A passenger ship used for pleasure voyages, where the voyage itself and the ship's amenities are considered an essential part of the experience; also cruise ship. Any of several yachts designed for cruising. (law enforcement) A police patrol vehicle. Any of various nymphalid butterflies of the genus Vindula. Someone who cruises bars and neighborhoods looking for "action".