S0899600 (so͞o′pər-lī′nər)n.1. A very large, luxurious oceangoing passenger ship.2. a. A railway car that is fitted with more capacious, comfortable, or luxurious accommodations than usual.b. A railway train composed of such cars.
superliner
(ˈsuːpəˌlaɪnə) n (Nautical Terms) an extremely large, luxurious passenger ship