Dictionary
pound-force
Pronunciation: (pound'fôrs', -fōrs'), [key]—
n. Physics.
a foot-pound-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 pound.
Abbr.: lbf
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.