noun Etymology: probably from Spanish gruñón grunter Date: 1917 a silverside ( Leuresthes tenuis ) of the California coast notable for the regularity with which it comes inshore to spawn at nearly full moon
GRUNION
Meaning of GRUNION in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012