| foot-pound | <mechanics> A unit measure of energy expended, or work done, in raising a mass of 1 pound a height of 1 foot vertically against the force of gravity. (12 Sep 2002) |
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| foot-pound-second | <unit> An absolute unit of the foot-pound-second system. (05 Mar 2000) |
| foot-pound-second system | <mechanics> A system of absolute units based on the foot, pound, and second. (05 Mar 2000) |
| foot-poundal | <mechanics> A unit measure of energy expended, or work done, when a force of 1 poundal displaces a body 1 foot in the direction of the force. It is equal to about 0.01 calorie. (12 Sep 2002) |