1 [groo-per]
noun, plural (especially collectively) grouperer (especially referring to two or more kinds or species), groupers.
any of various sea basses of the family Serranidae, especially of the genera Epinephelus and Mycteroperca, of tropical and subtropical seas.

1680–90; < Portuguese garupa, of uncertain origin Unabridged


2 [groo-per]
a member of a group, as of tourists.
Slang. a member of a group of usually young and single persons who rent and share a house or apartment, as at a summer resort.

1930–35; group + -er1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
groper or grouper (ˈɡrəʊpə)
n , pl -er, -ers
Also called: garoupa any large marine serranid fish of the genus Epinephelus and related genera, of warm and tropical seas
[C17: from Portuguese garupa, probably from a South American Indian word]
grouper or grouper
[C17: from Portuguese garupa, probably from a South American Indian word]

grouper (ˈɡruːpə)
a variant of groper

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin & History

1697, from Port. garupa, probably of South American Indian origin, perhaps from a word in Tupi.
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences
Grouper, a new list-sharing service, taps into similar sources.
Several species, such as gag grouper, are particularly vulnerable during late winter when they form spawning aggregations.
Red grouper and jewfish, however have diets that differ dramatically from gag and graysby.
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