• To support or shore up something.
  • to play rugby in the prop position
  • To position the feet of (a person) while sitting, lying down, or reclining so that the knees are elevated at a higher level.
  • To manually start the engine of a propeller-driven aircraft with no electric starter by pulling vigorously on one of the propeller blades using the hands, so that the propeller can catch ignition.


  • From Middle English proppe, from Middle Dutch proppe. Compare Middle Low German proppe, German Pfropfen, Danish prop.
  • Abbreviation of property
  • Abbreviation of propeller.
  • Abbreviation of proposition.
  • Short form of propellant

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