Emily Dickinson Lexicon

CRAW'-FISH, or CRAY'-FISH, n. [Craw is contracted from crab, or from the Welsh crag, a shell; pysgod cragen, shell-fish. See Crab. Qu. is not fish, in these words, from the last syllable of the French ecrevisse?]

A species of Cancer or crab, a crustaceous fish, found in streams. It resembles the lobster, but is smaller, and is esteemed very delicate food.