grouser

  1. Noun.  A person who grouses; a grumbler.
  2. Noun.  (nautical) A temporary pile driven into the bottom of a river to hold a boat in position; a spud.
  3. Noun.  (engineering) A protrusion on the surface of a wheel or continuous track segment, intended to increase traction in soil, snow, or other loose material.

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This entry was last updated on RefTopia from its source on 3/20/2012.