Snow-crab meaning
Any of several edible spider crabs of the genus Chionoecetes of the northern Atlantic and Pacific Oceans, especially C. opilio.
noun
An edible spider crab (Chionoecetes opilio) of the N Pacific.
noun
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Origin of snow-crab
- Probably from the fact that they live in northern seas and are typically fished in winter
From American Heritage Dictionary of the English Language, 5th Edition