Pronunciation: (puf'ur), [key]
1. a person or thing that puffs.
2. Also called blowfish, globefish. any of various fishes of the family Tetraodontidae, capable of inflating the body with water or air until it resembles a globe, the spines in the skin becoming erected: several species contain the potent nerve poison tetrodotoxin.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.