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of a machine, and is often furnished with journal boxes, and a movable cover, or cap, for tightening the bearings by means of bolts; -- called also pillar block, or plumber block. -- Pillow lace, handmade lace wrought with bobbins upon a lace pillow. -- Pillow of a plow, a crosspiece of wood which serves to raise or…

. (Naut.) See def. 1 (f), above. -- Rack lashing, a lashing or binding where the rope is tightened, and held tight by the use of a small stick of wood twisted around. -- Rack rail (Railroads), a toothed rack, laid as a rail, to afford a hold for teeth on the driving wheel of locomotive for climbing steep gradients, a…

le to a lathe spindle, for centering and holding work, in which the jaws are adjusted and tightened simultaneously by turning a disk having in its face a spiral groove which is entered by teeth on the backs of the jaws. -- Scroll saw. See under Saw.

To gird with a sinch; to tighten the sinch or girth of (a saddle); as, to sinch up a sadle. [Western U.S.]

, and used as a lever to turn it with; a wrench; specifically, a wrench for unscrewing or tightening the couplings of hose.

A line led from a vessel's quarter to her cable so that by tightening or slacking it she can be made to lie in any desired position; a line led diagonally from the bow or stern of a vessel to some point upon the wharf to which she is moored. Air spring, Boiling spring, etc. See under Air, Boiling, etc. -- Spring back…

To make tense, or tight; to tighten. They straiten at each end the cord. Pope.

To make tense; to tighten; to distend forcibly. The ox hath therefore stretched his yoke in vain. Shak.

To tighten, as slack standing rigging, by bringing the opposite shrouds nearer.

That which takes up or tightens; specifically, a device in a sewing machine for drawing up the slack thread as the needle rises, in completing a stitch.

To tighten. [Obs.]

consists essentially of a pad or compress upon which pressure is made by a band which is tightened by a screw or other means.

A loop or sleeve with a screw thread at one end and a swivel at the other, -- used for tightening a rod, stay, etc.

r fourscore years." Dryden. "Thus they wound up his temper to a pitch." Atterbury. (d) To tighten (the strings) of a musical instrument, so as to tune it. "Wind up the slackened strings of thy lute." Waller.

A stick used to tighten the rope in woolding.

ded so as to be equivalent to a wrench. Carriage wrench, a wrench adapted for removing or tightening the nuts that confine the wheels on the axles, or for turning the other nuts or bolts of a carriage or wagon. -- Monkey wrench. See under Monkey. -- Wrench hammer, a wrench with the end shaped so as to admit of being…