Simple Definition of puffer

from our Learner's Dictionary

puffer

noun

ˈpʌfɚ How to pronounce puffer (audio)
plural puffers
: a type of poisonous fish that can inflate its body with air so that it forms a ball

called also puffer fish

Cite this Entry

“Puffer.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/puffer. Accessed 23 Jun. 2026.

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Britannica.com: Encyclopedia article about puffer

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