Pronunciation: (skrOO),[key] —n. 1. a metal fastener having a tapered shank with a helical thread, and topped with a slotted head, driven into wood or the like by rotating, esp. by means of a screwdriver.
2. a threaded cylindrical pin or rod with a head at one end, engaging a threaded hole and used either as a fastener or as a simple machine for applying power, as in a clamp, jack, etc. Cf. bolt1 (def. 3).
3. Brit.a tapped or threaded hole.
4. something having a spiral form.
5. See screw propeller. 6. Usually, screws. physical or mental coercion: The terrified debtor soon felt the gangster's screws. 7. a single turn of a screw.
8. a twist, turn, or twisting movement.
9. Chiefly Brit. a. a little salt, sugar, tobacco, etc., carried in a twist of paper.
b. Slang.a mean, old, or worn-out horse; a horse from which one can obtain no further service.
c. Slang.a friend or employer from whom one can obtain no more money.
d. Slang.a miser.
10. Brit. Informal.salary; wages.
11. Slang.a prison guard.
a. an act of coitus.
b. a person viewed as a sexual partner.
13. have a screw loose,Slang.to be eccentric or neurotic; have crazy ideas: You must have a screw loose to keep so many cats. 14. put the screws on, to compel by exerting pressure on; use coercion on; force: They kept putting the screws on him for more money.
—v.t. 1. to fasten, tighten, force, press, stretch tight, etc., by or as if by means of a screw or device operated by a screw or helical threads.
2. to operate or adjust by a screw, as a press.
3. to attach with a screw or screws: to screw a bracket to a wall. 4. to insert, fasten, undo, or work (a screw, bolt, nut, bottle top with a helical thread, etc.) by turning.
5. to contort as by twisting; distort: Father screwed his face into a grimace of disgust. 6. to cause to become sufficiently strong or intense (usually fol. by up): I screwed up my courage to ask for a raise. 7. to coerce or threaten.
8. to extract or extort.
9. to force (a seller) to lower a price (often fol. by down).
10. Slang.to cheat or take advantage of (someone).
11. Slang(vulgar). to have coitus with.
—v.i. 1. to turn as or like a screw.
2. to be adapted for being connected, taken apart, opened, or closed by means of a screw or screws or parts with helical threads (usually fol. by on, together, or off): This top screws on easily. 3. to turn or move with a twisting or rotating motion.
4. to practice extortion.
5. Slang(vulgar). to have coitus.
6. screw around,Slang. a. to waste time in foolish or frivolous activity: If you'd stop screwing around we could get this job done. b. Vulgar.to engage in promiscuous sex.
7. screw off,Slang. a. to do nothing; loaf.
b. to leave; go away.
8. screw up,Slang. a. to ruin through bungling or stupidity: Somehow the engineers screwed up the entire construction project. b. to make a botch of something; blunder.
c. to make confused, anxious, or neurotic.