Bed Screw :: Bed screw () A form of jack screw for lifting large bodies, and assisting in launching..

Bed Screw :: Bed screw () A long screw formerly used to fasten a bedpost to one of the adjacent side pieces.

Bottlescrew :: Bottlescrew (n.) A corkscrew.

Breech Screw :: Breech screw () A strong iron or steel plug screwed into the breech of a musket or other firearm, to close the bottom of the bore..

Corkscrew :: Corkscrew (n.) An instrument with a screw or a steel spiral for drawing corks from bottles.

Corkscrew :: Corkscrew (v. t.) To press forward in a winding way; as, to corkscrew one's way through a crowd..

Hindleys Screw :: Hindleys screw () A screw cut on a solid whose sides are arcs of the periphery of a wheel into the teeth of which the screw is intended to work. It is named from the person who first used the form.

Jackscrew :: "Jackscrew (n.) A jack in which a screw is used for lifting, or exerting pressure. See Illust. of 2d Jack, n., 5..

Screw :: Screw (n.) A cylinder, or a cylindrical perforation, having a continuous rib, called the thread, winding round it spirally at a constant inclination, so as to leave a continuous spiral groove between one turn and the next, -- used chiefly for producing, when revolved, motion or pressure in the direction of its axis, by the sliding of the threads of the cylinder in the grooves between the threads of the perforation adapted to it, the former being distinguished as the external, or male screw, or,

Screw :: Screw (n.) Specifically, a kind of nail with a spiral thread and a head with a nick to receive the end of the screw-driver. Screws are much used to hold together pieces of wood or to fasten something; -- called also wood screws, and screw nails. See also Screw bolt, below..

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.

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

Screw :: Screw (n.) An instructor who examines with great or unnecessary severity; also, a searching or strict examination of a student by an instructor..

Screw :: Screw (n.) A small packet of tobacco.

Screw :: Screw (n.) An unsound or worn-out horse, useful as a hack, and commonly of good appearance..

Screw :: Screw (n.) A straight line in space with which a definite linear magnitude termed the pitch is associated (cf. 5th Pitch, 10 (b)). It is used to express the displacement of a rigid body, which may always be made to consist of a rotation about an axis combined with a translation parallel to that axis..

Screw :: Screw (n.) An amphipod crustacean; as, the skeleton screw (Caprella). See Sand screw, under Sand..

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..

Screw :: Screw (v. t.) To force; to squeeze; to press, as by screws..

Screw :: Screw (v. t.) Hence: To practice extortion upon; to oppress by unreasonable or extortionate exactions.

Screw :: Screw (v. t.) To twist; to distort; as, to screw his visage..

Screw :: Screw (v. t.) To examine rigidly, as a student; to subject to a severe examination..

Screw :: Screw (v. i.) To use violent mans in making exactions; to be oppressive or exacting.

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

Screw-cutting :: Screw-cutting (a.) Adapted for forming a screw by cutting; as, a screw-cutting lathe..

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.

Screwed :: Screwed (imp. & p. p.) of Scre.

Screwer :: Screwer (n.) One who, or that which, screws..

Screwing :: Screwing (p. pr. & vb. n.) of Scre.

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