Definition of halibut noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈhælɪbət//
; NAmE NAmE//ˈhælɪbət//
[countable, uncountable] (pl. halibut) Fish
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a large flat sea fish that is used for food See related entries: Fish Word Originlate Middle English: from haly ‘holy’ + obsolete butt ‘flatfish’ (because it was often eaten on holy days).
See the Oxford Advanced American Dictionary entry: halibut