plural halibut also halibuts
Definition of halibut
: any of several marine flatfishes (especially Hippoglossus hippoglossus of the Atlantic and H. stenolepis of the Pacific) that are widely used for food and include some of the largest bony fishes
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Merriam-Webster unabridged
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Time Traveler for halibut
The first known use of halibut was in the 14th century
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