A large flatfish (Hippoglossus vulgaris), abundant in the northern seas, and much used for food. (Plural halibuts, also collectively halibut.)

Applied to other fish more or less resembling the turbot: (a) (in the north of England and parts of Scotland) the halibut; (b) (in the United…

Any of several flatfishes with rough skins, esp. the long rough dab (American plaice), Hippoglossoides platessoides (also roughback fluke).

(a) either of two eastern North American flatfishes, the American plaice, Hippoglossoides platessoides, or the windowpane, Scophthalmus aquosus; (b)…

Any of various flatfishes; esp. the flounder Glyptocephalus cynoglossus (family Pleuronectidae).