n. A thick piece of timber; especially, the outer cut of a tree or log when sawed up into planks or boards.n. A thick plate of stone, slate, metal, etc.n. In general, a piece of anything solid and compact, heavy, and thin in proportion to its length and breadth, but thick enough not to be pliable, especially when of considerable size.n. Specifically A flat stone, or plate of iron or glass, on which printing-ink is sometimes distributed for use on a hand-press.n. A thick web or bat of fiber.To cut slabs or outside pieces from, as from a log, in order to square it for use, or that it may be sawn into boards with square edges.n. Moist earth; slime; puddle; mud.Thick; viscous; pasty.n. The wryneck.n. In Australia, a piece of timber, two or three inches thick, ax hewn, not sawed: used for the walls of rough houses. Also used attributively.n. A flat mass of metallic tin cast in a chilling mold of stone or metal.n. plural A commercial name of crude rubber in pieces an inch or two thick formed by pressing several sheets together. See rubber, 3.To keep (the sides of any excavation, as a mining-shaft or a well) from crumbling and falling by facing (them) with slabs, either of timber or of stone.