Lev"er*age (?), n.
The action of a lever; mechanical advantage gained by the lever.
Leverage of a couple Mech., the perpendicular distance between the lines of action of two forces which act in parallel and opposite directions. -- Leverage of a force, the perpendicular distance from the line in which a force acts upon a body to a point about which the body may be supposed to turn.
© Webster 1913.