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blue crab

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noun
an edible crab, Callinectes sapidus, having a dark green body and bluish legs, found along the Atlantic and Gulf coasts of North America.
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Which of the following words describes “sky blue”?
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Origin of blue crab

An Americanism dating back to 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use blue crab in a sentence

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