grouser

• Rhymes: -aʊsə(ɹ)

From grouse +‎ -er.

grouser (plural grousers)

1. A person who grouses; a grumbler.

Unknown.

grouser (plural grousers)

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

• John A. Simpson and Edmund S. C. Weiner, editors (1989), “grouser², n.”, in The Oxford English Dictionary, 2nd edition, Oxford: Clarendon Press, →ISBN.