[n] a hand tool that is used to hold or twist a nut or bolt
[n] a jerky pulling movement
[n] a sharp strain on muscles or ligaments; "the wrench to his knee occurred as he fell"; "he was sidelined with a hamstring pull"
[v] twist suddenly so as to sprain; "wrench one's ankle"; "The wrestler twisted his shoulder"; "the hikers sprained their ankles when they fell"; "I turned my ankle and couldn't walk for several days"
[v] twist and compress, as if in pain or anguish; "Wring one's hand"
[v] twist or pull violently or suddenly, esp. so as to remove (something) from that to which it is attached or from where it originates; "wrench a window off its hinges"; "wrench oneself free from somebody's grip"; "a deep sigh was wrenched from his chest"
[v] make a sudden twisting motion