Torque (?), n. [L. torques a twisted neck chain, fr. torquere to twist.] 1. A collar or neck chain, usually twisted, especially as worn by ancient barbaric nations, as the Gauls, Germans, and Britons.
2. [L. torquere to twist.] (Mech.) That which tends to produce torsion; a couple of forces. J. Thomson.
3. (Phys. Science) A turning or twisting; tendency to turn, or cause to turn, about an axis.