a meter-kilogram-second unit of force, equal to the force that produces an acceleration equal to the acceleration of gravity, when acting on a mass of one kilogram. Abbreviation: kgf.
a meter-kilogram-second unit of work or energy, equal to the work done by a force of one kilogram when its point of application moves through a distance of one meter in the direction of the force; approximately 7.2 foot-pounds. Abbreviation: kg-m.