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grunion

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noun grun·ion \ˈgrən-yən\

Definition of grunion

  1. :  a silverside (Leuresthes tenuis) of the California coast notable for the regularity with which it comes inshore to spawn at nearly full moon



Origin of grunion

probably from Spanish gruñón grunter


First Known Use: 1917

Rhymes with grunion


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