puffer

Someone or something that puffs.
Any of several poisonous fish, of the family Tetraodontidae, which have the ability to inflate their bodies when in danger.
A manually-operated inhaler.
(childish, dated) A train; a locomotive, usually one that is steam-powered.
A Clyde puffer, a kind of small ship.
(slang) A car left idling to warm up, emitting steam from the rear.
An insulated puffy jacket, such as a down jacket.
(dated) A person who gives exaggerated praise to a product, literary work, etc.
(dated, slang) One who is employed by the owner or seller of goods sold at auction to bid up the price; a by-bidder.
(derogatory) An alchemist; so named from their constant attendance to the bellows of their furnaces.
The common, or harbour, porpoise.
A kier used in dyeing.
A soffietta.
A finite pattern that moves like a spaceship but leaves a trail of debris.
A security device used to detect traces of explosives or drugs on a person, by blowing puffs of air that pick up tiny particles.