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suckerfish

[suhk-er-fish]
noun, plural suck·er·fish·es, (especially collectively) suck·er·fish.
  1. remora.

Origin of suckerfish

An Americanism dating back to 1835–45; sucker + fish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for suckerfish

suckerfish

suckfish

noun plural -fish or -fishes
  1. other names for remora

Word Origin for suckerfish

C18: so called because of the suction disc on its head
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