To turn, move, tighten, fasten, press, or make firm by a screw, or by giving a turn to a screw: apply a screw to, for the purpose of turning, moving, tightening, fastening, or pressing: as, to screw up a bracket; to screw a lock on a door; to screw a press.
To turn or cause to turn, as if by the application of a screw; twist.
To force; especially, to force by the application of pressure similar to that exerted by the advancing action or motion of a screw; squeeze: sometimes with up or out: as, to screw up one's courage.
To press hard upon; oppress as by exactions or vexatious restrictions or conditions.
To twist; contort; distort; turn so as to distort.
To turn so as to serve for tightening, fastening, etc.: as, a nut that screws to the right or to the left.
To have or assume a spiral or twisting motion: as, the ball screwed to the left.
To move or advance by means of a screw propeller.
To require students to work hard, or subject them to strict examination.
noun.
The hole in which a screw (in sense 2) turns.