To cast or throw up.Cast up: a term used in bowling.Thrown or turned upward; directed up: as, upcast eyes.n. The act of casting or hurling upward, or the state of being cast upward; also, that which is cast upward; an upthrow.n. In bowling, a cast; a throw.n. In mining, the shaft or passage of any kind through which the air is taken out of a mine; the out-take: the opposite of downcast (which see) and downtake.n. An upward current of air passing through a shaft or the like.n. The state of being overturned; an upset.n. A taunt; a reproach.