Jōur'nal-bŏx, n.

n. The part of a machine in which the journal of a shaft, axle, or pin bears and moves; strictly, a box in two or more parts, so that it can be opened and adjusted; — called also simply box. When there is a separate piece inclosed by the box, and bearing on the journal, this piece is called a brass; hence, a brass. See BRASS. [See Illust. of Axle-box.]