from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A machine that drives a pile by raising a weight between guideposts and dropping it on the head of the pile.
  • n. One who operates such a machine.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A machine for forcing a pile, a long beam, into the ground as part of the construction of a foundation; usually by raising a weight and then dropping it on the beam.
  • n. A person who hits or attacks forcefully or powerfully.
  • adj. forceful

from the GNU version of the Collaborative International Dictionary of English

  • n. an apparatus for driving down piles, consisting usually of a high frame, with suitable appliances for raising to a height (by animal or steam power, the explosion of gunpowder, etc.) a heavy mass of iron, which falls upon the pile.

from The Century Dictionary and Cyclopedia

  • n. A workman occupied in driving piles.
  • n. A machine or contrivance, usually worked by steam, for driving piles.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a machine that drives piling into the ground


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