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ped, especially of a calf; -- formerly used of the kneejoint of a human being. With weary knuckles on thy brim she kneeled sadly down. Golding.

Jointed. [Obs.] Bacon.

am or bar across the head or end of a rod, etc., or a block attached to it and carrying a knuckle pin; as the solid crosspiece running between parallel slides, which receives motion from the piston of a steam engine and imparts it to the connecting rod, which is hinged to the crosshead.

head. (a) The barbed head of an arrow. (b) The forked end of a rod which forms part of a knuckle joint. -- In fork. (Mining) A mine is said to be in fork, or an engine to "have the water in fork," when all the water is drawn out of the mine. Ure. -- The forks of a river or a road, the branches into which it divides,…

ress into a mass, usually with the hands; esp., to work, as by repeated pressure with the knuckles, into a well mixed mass, as the materials of bread, cake, etc.; as, to knead dough. The kneading, the making of the cake, the heating of the oven, and the baking. Shak.

-- an expression probably borrowed from the practice of knocking under the table with the knuckles, when conquered. "Colonel Esmond knocked under to his fate." Thackeray.

rule. -- Board rule, Caliber rule,etc. See under Board, Caliber, etc. -- Rule joint, a knuckle joint having shoulders that abut when the connected pieces come in line with each other, and thus permit folding in one direction only. -- Rule of three (Arith.), that rule which directs, when three terms are given, how t…

), the forked end of a connecting rod in which a pin is held at both ends. See Illust. of Knuckle joint, under Knuckle.