A narrow-beam passenger ship designed for high speed trans-oceanic travel(noun)
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Use "ocean liner" in a sentence
"By tradition, the First Lord had at his disposal the Admiralty yacht Enchantress, a 4,000-ton miniature ocean liner with an exceptional wine cellar, which allowed the political head of the navy to act as seagoing host to any persons he chose."
"Bemused, the alien wandered off after Bosun Bush, rather like an ocean liner behind a small tugboat."
"On the gray deck of the ocean liner Elephantisimo, Ollie Ollie Otterson grew increasingly nervous."