Definition of: wrench

(rench) noun
1. A violent twist; hence, a twist causing pain or injury; sprain.
2. Any strain or sudden and violent tension; sudden and violent emotion.
3. Any perversion or distortion of an original meaning.
4. A tool for twisting or turning bolts, nuts, pipe, etc.
—v.t.
1. To twist violently; turn suddenly by force; wrest.
2. To twist forcibly so as to cause strain or injury; sprain.
3. To twist from the proper meaning, intent, or use.
—v.i.
4. To give a twist or wrench. [OE wrenc a trick. Akin to WRINKLE¹.]