Definition, Meaning & Synonyms

lbf

noun
/ɛl bɛf/
Definition
The unit of force in the imperial system, equivalent to the force required to accelerate a mass of one pound at a rate of one foot per second squared.
Examples
  • The engine produces 500 lbf of thrust.
  • A weight of 10 lbf is roughly the force exerted by a 10-pound object on Earth due to gravity.
Meaning
Lbf stands for pound-force, a non-SI unit that measures force. It combines mass (in pounds) and the acceleration due to gravity, providing a way to express force in practical terms.
Synonyms
  • pound-force
  • lb-f