moldboard Hear it!

moldboard definition

mold·board (mōld′bôrd′)

noun

  1. a curved plate of iron attached to a plowshare, for turning over the soil
  2. ☆ a plate like this at the front of a bulldozer or snowplow, angled to push material aside
  3. one of the boards used in making a mold for concrete

Etymology: mold & board

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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