A violent twist, or a pull with twisting.

A sprain; an injury by twisting, as in a joint.

Means; contrivance.

An instrument, often a simple bar or lever with jaws or
an angular orifice either at the end or between the ends, for exerting
a twisting strain, as in turning bolts, nuts, screw taps, etc.; a screw
key. Many wrenches have adjustable jaws for grasping nuts, etc., of
different sizes.

The system made up of a force and a couple of forces in
a plane perpendicular to that force. Any number of forces acting at any
points upon a rigid body may be compounded so as to be equivalent to a
wrench.

To pull with a twist; to wrest, twist, or force by
violence.

To strain; to sprain; hence, to distort; to pervert.