Word.ws English Dictionary

pound-force

pound-force noun: a unit of force equal to the weight, on earth (subject to standard gravity), of a mass of one avoirdupois pound, equal to about 4.44822 newtons. Symbol lbf or lb_f.

Noun

pound-force (plural pounds-force)

  1. A unit of force equal to the weight, on earth (subject to standard gravity), of a mass of one avoirdupois pound, equal to about 4.44822 newtons. Symbol lbf or lb_f.
    • The slug is defined as the mass which would accelerate at a rate of 1 ft/s² under a force of one pound-force (lbf). Since 1 lbf is the force exerted on a mass of one pound by a standard gravitational field (of exactly 9.80665 meters per square second), a slug is thus exactly equal to 196133/6096...2000 October 9, Gérard P. Michon, “What is a slug, in the [engineering] weight measurement system?”, in Numericana.com

Forms of pound-force

pluralpounds-force

Origin of pound-force

From pound + force, to differentiate from the unit of mass.

Questions about pound-force

What does pound-force mean?
Pound-force means a unit of force equal to the weight, on earth (subject to standard gravity), of a mass of one avoirdupois pound, equal to about 4.44822 newtons. Symbol lbf or lb_f.
What part of speech is pound-force?
Pound-force is a noun.
What is the plural of pound-force?
The plural of pound-force is pounds-force.

Words near pound-force in the dictionary

  1. pound the pavement
  2. pound the table
  3. pound town
  4. pound-foolish
  5. pound-for-pound
  6. pound-force
  7. pound-forces
  8. pound-mass
  9. pound-shop
  10. poundable
  11. poundage

Source and license

Adapted from Wiktionary: pound-force (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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