Definition of rabbitfish

  1. 1 :  a chimaera (Chimaera monstrosa) having a long tail and occurring in deep waters of the Atlantic ocean

  2. 2a :  puffer fish b :  a slender elongated steel-blue marine food fish (Promethichthys prometheus) related to the escolar and widely distributed in warm regions c southern Africa :  any of several small slimy-skinned compressed fishes of the genus Siganus — compare siganidae

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of rabbitfish

rabbit + fish; from the rabbitlike nose

Seen and Heard

What made you want to look up rabbitfish? Please tell us where you read or heard it (including the quote, if possible).


to cast off or become cast off

Get Word of the Day daily email!