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noun, plural (especially collectively) group·er·er, (especially referring to two or more kinds or species), group·ers.
  1. any of various sea basses of the family Serranidae, especially of the genera Epinephelus and Mycteroperca, of tropical and subtropical seas.

Origin of grouper1

First recorded in 1680–90, grouper is from the Portuguese word garupa, of uncertain origin


  1. a member of a group, as of tourists.
  2. 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.

Origin of grouper2

First recorded in 1930–35; group + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for grouper

Contemporary Examples

Historical Examples

  • A grouper saw them coming and ducked into his hole in the coral.

    The Wailing Octopus

    Harold Leland Goodwin

  • Even in their predicament, Rick could see the humor in the grouper's reaction.

    The Wailing Octopus

    Harold Leland Goodwin

  • Three other boats came out across the reef, ventured a little way in the Gulf Stream, and then went back to grouper and barracuda.

  • They swam slowly around, looking for the grouper's hiding place and failed to locate it.

    The Wailing Octopus

    Harold Leland Goodwin

  • He let his momentum carry him right through the grouper's front door into the cabin.

    The Wailing Octopus

    Harold Leland Goodwin

British Dictionary definitions for grouper


  1. a variant of groper
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for grouper


type of fish, 1690s, from Portuguese garupa, of unknown origin, probably of South American Indian origin, perhaps from a word in Tupi.

Online Etymology Dictionary, © 2010 Douglas Harper