torque |
couplea |
Couplea is likely misspelled.
Couplea has no English definition.
As a noun torque
is a rotational or twisting effect of a force; a moment of force, defined for measurement purposes as an equivalent straight line force multiplied by the distance from the axis of rotation (SI unit newton-metre or Nm; imperial unit foot-pound or ft.lbf).
As a verb torque
is to twist or turn something.