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Definition of slipmouth

slipmouth

/ˈslɪpˌmaʊθ/
slip · mouth
Plural:slipmouths
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slipmouth Lexical Profile

• noun

1

Any of various small, laterally compressed marine and estuarine fishes of the family Leiognathidae, native to the Indo-Pacific and characterized by a highly protrusible mouth and often the ability to produce bioluminescence.

Example

"The marine biologist studied how the slipmouth extends its jaw to capture tiny planktonic prey in the shallow estuarine waters."

Synonyms
View all synonyms for slipmouth

• Nearby Words

sling
slingshot
slip
slipmouth
slipper
slipper orchid
slippery elm

Word Origin & Etymology

A compound of 'slip' and 'mouth', coined in reference to the fish's highly protrusible jaw that rapidly extends or 'slips' forward to form a tube when feeding.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Slipmouth. In Wordmom Dictionary. Retrieved Oct 13, 2026, from https://wordmom.com/dictionary/slipmouth
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