Definition of wrench noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//rentʃ//
    ; NAmE NAmE//rentʃ//
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  1. 1 (especially North American English) (usually British English spanner) [countable] a metal tool with a specially shaped end for holding and turning things, including one which can be adjusted to fit objects of different sizes, also called a monkey wrench or an adjustable spanner
  2. 2[singular] pain or unhappiness that you feel when you have to leave a person or place that you love Leaving home was a terrible wrench for me.
  3. 3[countable, usually singular] a sudden and violent twist or pull She stumbled and gave her ankle a painful wrench. More Like This Silent letters gnarled, gnash, gnat, gnaw, gnome haute cuisine, heir, (NAmE herb), honour, hors d’oeuvre, hour knack, knee, kneel, knife, knight, knit, knob, knock, knot, know, knuckle psalm, psephology, psychic, ptarmigan, pterodactyl, psychology wrangle, wrap, wreath, wreck, wrench, wrestle, wriggle, wring, write, wrong bomb, climb, crumb, doubt, lamb, limb ascent, fascinate, muscle, scene, scissors height, right, sleigh, weight align, campaign, design, foreign, malign, reign, unfeigned balmy, calm, calf, half, yolk autumn, column, condemn, damn, hymn, solemn bristle, fasten, listen, mortgage, soften, thistle, wrestle biscuit, build, circuit, disguise, guilty, league, rogue, vague yacht answer, sword, twoSee worksheet.
  4. Word Originlate Old English wrencan ‘twist’, of unknown origin.Idioms
    throw a wrench in/into something
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    (North American English, informal) = throw a monkey wrench in/into something
See the Oxford Advanced American Dictionary entry: wrench