• synonyms


noun, plural (especially collectively) file·fish, (especially referring to two or more kinds or species) file·fish·es.
  1. any of several flattened marine fishes of the family Monacanthidae, having an elongated head with a small mouth and small, spiny scales.
  2. a triggerfish.
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Origin of filefish

First recorded in 1765–75; file2 + fish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for filefish


noun plural -fish or -fishes
  1. any tropical triggerfish, such as Alutera scripta, having a narrow compressed body and a very long dorsal spine
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Word Origin for filefish

C18: referring to its file-like scales
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