Grouser

noun

Definitions

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

Etymology

Etymology 1

From grouse + -er.

Etymology 2

Unknown.

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