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singingfish

American  
[sing-ing-fish] / ˈsɪŋ ɪŋˌfɪʃ /

noun

plural

singingfish,

plural

singingfishes

  1. midshipman.

Etymology

Origin of singingfish

First recorded in 1880–85, sing ( def. ) + -ing 2 ( def. ) + fish; so called because of the humming sound it produces with its air bladder

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.