n. Nautical: A device consisting of small lines rove through a block of wood, fastened to the backbone of an awning, to keep it from sagging in the middle. A similar arrangement was formerly used to keep the foot-ropes of topsails from chafing against the top-rim.n. In a ship-of-war, an iron stand fixed at one end to a table and hooked at the other to a beam above, on which the mess-kids, etc., are hung.n. In botany, the name of the common species of Ranunculus or buttercup, having divided leaves and bright-yellow flowers. See Ranunculus.n. A caltrop.n. n. The wind-flower, Anemone nemorosa.