• (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, more usually the screw; the latter as the internal, or female screw, or, more usually, the nut.
  • (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.
  • (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.
  • (n.) A steam vesel propelled by a screw instead of wheels; a screw steamer; a propeller.
  • (n.) An extortioner; a sharp bargainer; a skinflint; a niggard.
  • (n.) An instructor who examines with great or unnecessary severity; also, a searching or strict examination of a student by an instructor.
  • (n.) A small packet of tobacco.
  • (n.) An unsound or worn-out horse, useful as a hack, and commonly of good appearance.
  • (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.
  • (n.) An amphipod crustacean; as, the skeleton screw (Caprella). See Sand screw, under Sand.
  • (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.
  • (v. t.) To force; to squeeze; to press, as by screws.
  • (v. t.) Hence: To practice extortion upon; to oppress by unreasonable or extortionate exactions.
  • (v. t.) To twist; to distort; as, to screw his visage.
  • (v. t.) To examine rigidly, as a student; to subject to a severe examination.
  • (v. i.) To use violent mans in making exactions; to be oppressive or exacting.
  • (v. i.) To turn one's self uneasily with a twisting motion; as, he screws about in his chair.

Compare screw with other words:

screw vs. tube

screw vs. sprew

screw vs. scrow

scraw vs. screw

scree vs. screw

screw vs. strew

crew vs. screw

screw vs. spiral

diestock vs. screw

screw vs. where

roundhead vs. screw

screw vs. thumbscrew

screw vs. screwer

gimlet vs. screw

screw vs. thread

blue vs. screw

jailer vs. screw

screw vs. shrew

nut vs. screw

fastener vs. screw

counterbore vs. screw

countersink vs. screw

screw vs. twist

helix vs. screw

pulley vs. screw

flathead vs. screw

cheater vs. screw

screw vs. ship

screw vs. stuff

screw vs. worm

screw vs. wrench

nail vs. screw

screw vs. unscrew

screw vs. shag

root vs. screw

contort vs. screw

screw vs. screwing

casual vs. screw

propeller vs. screw

screw vs. threaded

screw vs. shank

helical vs. screw

bolt vs. screw

flight vs. screw

hardware vs. screw

backlash vs. screw

ball vs. screw

forget vs. screw

copulate vs. screw

misstep vs. screw

anchor vs. screw

bone vs. screw

head vs. screw

screw vs. untrue