Definition of Screw

Noun: screw skroo

A (usually metal) fastener with a helical thread used for joining things firmly or permanently together, put in place by turning under force
Someone who guards prisoners
- prison guard, jailer, jailor, gaoler [Brit], turnkey [archaic]
A simple machine of the inclined-plane type consisting of a spirally threaded cylindrical rod that engages with a similarly threaded hole
A propeller with several angled blades that rotates to push against water or air
- screw propeller
[vulgar] Slang for sexual intercourse
- make whoopee

Verb: screw skroo

[vulgar] Have sexual intercourse
"they screwed in the back of the car";
- sleep together, love, make out, make love, sleep with, have sex, know [archaic], do it, be intimate, have intercourse, lie with [archaic], bed, have a go at it, get it on, make whoopee, nail [N. Amer]
Turn like a screw
Cause to penetrate, as with a circular motion
"drive in screws or bolts";
- drive in
Tighten or fasten by means of screwing motions
"Screw the bottle cap on"
Defeat someone through trickery or deceit
- cheat, chouse, shaft, chicane, jockey