Definition of "man-o'-war" [man-o'-war]

• An armed naval vessel (noun)

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• "Richard Turnbull sailed to brief fame and glory aboard the frigate _Quicksilver, _captured a substantial French prize -- a man-o'-war, no less, plus the treasure ship it was escorting -- then retired to the safety of commissioning, building, rigging, and outfitting Quicksilver House ... and a less fraught engagement, finding a suitable wife to complement the soft furnishings of his new, landlocked command."
• "It was on the island of Cephallonia, the place that travellers describe as looking like a dismasted man-o'-war, and the town where they landed was Lixouri."
• "From below it looked like a cross between a man-o'-war jellyfish and the world's biggest shark."