What does the word prong mean?

Usage examples for prong

  1. The animal was hit, or the wolves would not have embarked in a chase so hopeless as the pursuit of a prong- horn; for, strange to say, these cunning creatures can tell when game has been wounded better than the hunters themselves, and very often pursue and run it down, when the latter believes it to have escaped! – The Boy Hunters by Captain Mayne Reid
  2. On these rivers they use a short oar of twelve feet long, the flat end of which is hooped with iron, shooting out a prong at each corner, so that it may be used occasionally as a setting- pole. – Memoir, Correspondence, And Miscellanies, From The Papers Of Thomas Jefferson by Thomas Jefferson
  3. A wire binds together now the claws of a Sparrow, now the heels of a Mouse and is bent, three- quarters of an inch farther away, into a little ring, which slips very loosely over one of the prongs of the fork, a short, almost horizontal prong. – The Glow-Worm and Other Beetles by Jean Henri Fabre