adv. and sb. [f. BETWEEN prep. + DECK.] A. adv. In the space or spaces between the decks of a ship.
1725. De Foe, Voy. round World (1840), 77. One or two of them got between decks among our men.
1844. Regul. & Ord. Army, 340. No washing between decks is to take place oftener than once a week.
B. sb. The space or spaces themselves.
1769. Falconer, Dict. Marine (1789), Couradoux, between-decks; the space betwixt any two decks of a ship.
1840. R. H. Dana, Bef. Mast., xxii. 67. These between-decks were holy-stoned regularly.
1852. Ross, Humboldts Trav., ii. 141. They considered the between-decks of the ship as infected.