: a common rockfish (Sebastodes mystinus) of the Pacific coast of No. America that is slaty or bluish black above fading to white on the belly and is a leading sport fish of shallow waters
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/preest"fish'/, n., pl. priestfishes, (esp. collectively) priestfish.
See blue rockfish.
[PRIEST + FISH; so called from its dark color]
Useful english dictionary. 2012.