n. [ OE. wrench deceit, AS. wrenc deceit, a twisting; akin to G. rank intrigue, crookedness, renken to bend, twist, and E. wring. √144. See Wring, and cf. Ranch, v. t. ] [ 1913 Webster ]

1. Trick; deceit; fraud; stratagem. [ Obs. ] [ 1913 Webster ]

His wily wrenches thou ne mayst not flee. Chaucer. [ 1913 Webster ]

2. A violent twist, or a pull with twisting. [ 1913 Webster ]

He wringeth them such a wrench. Skelton. [ 1913 Webster ]

The injurious effect upon biographic literature of all such wrenches to the truth, is diffused everywhere. De Quincey. [ 1913 Webster ]

3. A sprain; an injury by twisting, as in a joint. [ 1913 Webster ]

4. Means; contrivance. [ Obs. ] Bacon. [ 1913 Webster ]

5. 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. [ 1913 Webster ]

6. (Mech.) 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. [ 1913 Webster ]

Carriage wrench, a wrench adapted for removing or tightening the nuts that confine the wheels on the axles, or for turning the other nuts or bolts of a carriage or wagon. --
Monkey wrench. See under Monkey. --
Wrench hammer, a wrench with the end shaped so as to admit of being used as a hammer. [ 1913 Webster ]

v. t. [ imp. & p. p. Wrenched p. pr. & vb. n. Wrenching. ] [ OE. wrenchen, AS. wrencan to deceive, properly, to twist, from wrenc guile, deceit, a twisting. &unr_;&unr_;&unr_;&unr_;. See Wrench, n. ] [ 1913 Webster ]

1. To pull with a twist; to wrest, twist, or force by violence. [ 1913 Webster ]

Wrench his sword from him. Shak. [ 1913 Webster ]

Forthwith this frame of mine was wrenched
With a woeful agony. Coleridge. [ 1913 Webster ]

2. To strain; to sprain; hence, to distort; to pervert. [ 1913 Webster ]

You wrenched your foot against a stone. Swift. [ 1913 Webster ]