1
: any of various small bright-colored bony fishes (family Ostraciidae) with hornlike projections over the eyes
2

Examples of cowfish in a Sentence

Recent Examples on the Web
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This ocean dweller, which is often called a camel cowfish because of the hump on its dorsal keel, has a robust exoskeleton to protect it against the pressure of the deep sea. — Rachel Cormack, Robb Report, 25 Oct. 2022

Word History

First Known Use

1870, in the meaning defined at sense 1

Time Traveler
The first known use of cowfish was in 1870

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Cite this Entry

“Cowfish.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cowfish. Accessed 25 Sep. 2026.

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