Definition of mutton-fish in English:

mutton-fish

noun

  • 1Chiefly US. Any of various marine fishes of the Caribbean and western Atlantic whose flesh when cooked is supposed to taste of mutton; especially (a) the mutton snapper, Lutjanus analis; (b) the ocean pout, Macrozoarces americanus; (c) the Irish pompano, Diapterus auratus.

  • 2Australian. Any of various edible gastropod molluscs of the genus Haliotis; an abalone; especially the large H. ruber, common in southern and eastern Australia.

Origin

Mid 18th century; earliest use found in Philosophical Transactions of the Royal Society of London. From mutton + fish.

Pronunciation

mutton-fish

/ˈmʌtnfɪʃ/