Definitions from Wiktionary ( )

▸ noun:  A device that has a helical function.
▸ noun:  A simple machine, a helical inclined plane.
▸ noun:  A (usually) metal fastener consisting of a partially or completely threaded shank, sometimes with a threaded point, and a head used to both hold the top material and to drive the screw either directly into a soft material or into a prepared hole.
▸ noun:  (nautical) A ship's propeller.
▸ noun:  An Archimedes screw.
▸ noun:  A steam vessel propelled by a screw instead of wheels.
▸ noun:  The motion of screwing something; a turn or twist to one side.
▸ noun:  (slang, derogatory) A prison guard.
▸ noun:  (slang, derogatory) An extortioner; a sharp bargainer; a skinflint.
▸ noun:  (US, slang, dated) An instructor who examines with great or unnecessary severity; also, a searching or strict examination of a student by an instructor.
▸ noun:  (vulgar, slang) Sexual intercourse; the act of screwing.
▸ noun:  (vulgar, slang) A casual sexual partner.
▸ noun:  (slang) Salary, wages.
▸ noun:  (snooker, billiards) Backspin.
▸ noun:  (slang) A small packet of tobacco.
▸ noun:  (dated) An old, worn-out, unsound and worthless horse.
▸ noun:  (mathematics) A straight line in space with which a definite linear magnitude termed the pitch is associated. 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.
▸ noun:  An amphipod crustacean.
▸ noun:  (informal, in the plural, with "the") Rheumatism.
▸ verb:  (transitive) To connect or assemble pieces using a screw.
▸ verb:  (ambitransitive, vulgar, slang) To have sexual intercourse with.
▸ verb:  (transitive, slang) To cheat someone or ruin their chances in a game or other situation.
▸ verb:  (transitive) To extort or practice extortion upon; to oppress by unreasonable or extortionate exactions; to put the screws on.
▸ verb:  (transitive) To contort.
▸ verb:  (soccer, transitive) To miskick (a ball) by hitting it with the wrong part of the foot.
▸ verb:  (billiards, snooker, pool) To screw back.
▸ verb:  (US, slang, dated) To examine (a student) rigidly; to subject to a severe examination.
▸ verb:  (intransitive, US, slang, often imperative, dated) To leave; to go away; to scram.
▸ verb:  (colloquial, transitive, imperative, vulgar) Used to express great displeasure with, or contemptuous dismissal of, someone or something.
▸ verb:  (colloquial, transitive) To give up on, to abandon, delay, to not think about someone or something.

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