n. 1.a sharp strain on muscles or ligaments 2.a jerky pulling movement 3.a hand tool that is used to hold or twist a nut or bolt wrench v. 1.twist or pull violently or suddenly, especially so as to remove (something) from that to which it is attached or from where it originates 2.make a sudden twisting motion 3.twist and compress, as if in pain or anguish 4.twist suddenly so as to sprain
