The Collaborative International Dictionary of English v.0.48:
Puffer \Puff"er\, n.
1. One who puffs; one who praises with noisy or extravagant
2. One who is employed by the owner or seller of goods sold
at suction to bid up the price; a by-bidder. --Bouvier.
(a) Any plectognath fish which inflates its body, as the
species of Tetrodon and Diodon of the family
Tetraodontidae; -- called also blower,
puff-fish, swellfish, and globefish. They are
highly poisonous due to the presence of glands
containing a potent toxin, tetrodotoxin.
Nevertheless they are eaten as a delicacy in Japan,
being prepared by specially licensed chefs who remove
the poison glands.
(b) The common, or harbor, porpoise.
4. (Dyeing) A kier.