Puffer

Part of speech: noun (n.)

1. One who puffs; one who praises with noisy or extravagant commendation.

2. One who is employed by the owner or seller of goods sold at suction to bid up the price; a by-bidder. Bouvier.

3. Any plectognath fish which inflates its body, as the species of Tetrodon and Diodon; -- called also blower, puff-fish, swellfish, and globefish.

4. The common, or harbor, porpoise.

5. A kier.