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Cramp :: Cramp (n.) A rectangular frame, with a tightening screw, used for compressing the joints of framework, etc..

Screw :: Screw (n.) Anything shaped or acting like a screw; esp., a form of wheel for propelling steam vessels. It is placed at the stern, and furnished with blades having helicoidal surfaces to act against the water in the manner of a screw. See Screw propeller, below..

Screw :: Screw (n.) A steam vesel propelled by a screw instead of wheels; a screw steamer; a propeller.

Nipple :: Nipple (n.) A pipe fitting, consisting of a short piece of pipe, usually provided with a screw thread at each end, for connecting two other fittings..

Bush :: Bush (n.) A piece of copper, screwed into a gun, through which the venthole is bored..

Screw-driver :: Screw-driver (n.) A tool for turning screws so as to drive them into their place. It has a thin end which enters the nick in the head of the screw.

Gib :: Gib (n.) A piece or slip of metal or wood, notched or otherwise, in a machine or structure, to hold other parts in place or bind them together, or to afford a bearing surface; -- usually held or adjusted by means of a wedge, key, or screw..

Worm :: Worm (n.) A short revolving screw, the threads of which drive, or are driven by, a worm wheel by gearing into its teeth or cogs. See Illust. of Worm gearing, below..

Drill Press :: Drill press () A machine for drilling holes in metal, the drill being pressed to the metal by the action of a screw..

Screw :: Screw (n.) An extortioner; a sharp bargainer; a skinflint; a niggard.

Jack :: "Jack (n.) A portable machine variously constructed, for exerting great pressure, or lifting or moving a heavy body through a small distance. It consists of a lever, screw, rack and pinion, hydraulic press, or any simple combination of mechanical powers, working in a compact pedestal or support and operated by a lever, crank, capstan bar, etc. The name is often given to a jackscrew, which is a kind of jack..

Crick :: Crick (n.) A small jackscrew.

Well :: Well (v. i.) A vertical passage in the stern into which an auxiliary screw propeller may be drawn up out of water.

Drag :: Drag (v. t.) The difference between the speed of a screw steamer under sail and that of the screw when the ship outruns the screw; or between the propulsive effects of the different floats of a paddle wheel. See Citation under Drag, v. i., 3..

Tonophant :: Tonophant (n.) A modification of the kaleidophon, for showing composition of acoustic vibrations. It consists of two thin slips of steel welded together, their length being adjystable by a screw socket..

Feeze :: Feeze (v. t.) To turn, as a screw..

Tap :: Tap (n.) A tool for forming an internal screw, as in a nut, consisting of a hardened steel male screw grooved longitudinally so as to have cutting edges..

Screw :: Screw (v. t.) To turn, as a screw; to apply a screw to; to press, fasten, or make firm, by means of a screw or screws; as, to screw a lock on a door; to screw a press..

Button :: Button (n.) A piece of wood or metal, usually flat and elongated, turning on a nail or screw, to fasten something, as a door..

Screw :: Screw (v. i.) To turn one's self uneasily with a twisting motion; as, he screws about in his chair..

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