Definition of grouper in English:

grouper

Syllabification: group·er
Pronunciation: /ˈgro͞opər
 
/

noun

  • A large or very large heavy-bodied fish of the sea bass family, with a big head and wide mouth, found in warm seas.
    • Family Serranidae: several genera, in particular Epinephelus and Mycteroperca. The Nassau grouper (E. striatus) is the most economically important fish of the Bahamas
    More example sentences
    • Large fish such as groupers and moray eels can often be found resting next to a colony of shrimps, which flit out and crawl over the fish's skin while cleaning it.
    • It is another country - on the dive we see angelfish, tarpon, grouper and moray eels.
    • Larger fish such as groupers or other sharks have been known to prey on whitetips.

Origin

early 17th century: from Portuguese garoupa, probably from a local term in South America.

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