Carronade n. (Med.) A kind of short cannon, formerly in use, designed to throw a large projectile with small velocity, used for the purpose of breaking or smashing in, rather than piercing, the object aimed at, as the side of a ship. It has no trunnions, but is supported on its carriage by a bolt passing through a loop on its under side.
... carry aft their benches and mess-stools; but these not being sufficient to afford accommodation for all hands, as many capstan-bars as may be required are likewise brought up and placed athwart the quarter-deck, with their ends resting on match-tubs and fire-buckets, or on the carronade-slides. These seats occupy the whole of the space from the break of the quarter-deck and the belaying bits round the mainmast, as far as the companion-hatchway. Chairs from the cabin and gun-room are also placed abaft all, for the captain and officers, and on the lee side ... — The Lieutenant and Commander - Being Autobigraphical Sketches of His Own Career, from - Fragments of Voyages and Travels • Basil Hall