puffer

noun15

1. •
   Someone or something that puffs.
2. •
   Any of several poisonous fish, of the family Tetraodontidae, which have the ability to inflate their bodies when in danger.
3. •
   An insulated puffy jacket, such as a down jacket.
4. •
   A manually-operated inhaler.

   • For years he'd made relatively light of it, referring to the little inhaler he had to use as his ‘puffer’. — 1983
5. •
   (old-fashioned) A train; a locomotive, usually one that is steam-powered.
6. •
   (old-fashioned) A person who gives exaggerated praise to a product, literary work, etc.
7. •
   (slang, old-fashioned) One who is employed by the owner or seller of goods sold at auction to bid up the price; a by-bidder.

   • Cicero in his Offices declares his opinion , that a vendor ought not to appoint a puffer to raise the price — 1834
8. •
   A security device used to detect traces of explosives or drugs on a person, by blowing puffs of air that pick up tiny particles.
9. •
   A Clyde puffer, a kind of small ship.
10. •
    (slang) A car left idling to warm up, emitting steam from the rear.
11. •
    A finite pattern that moves like a spaceship but leaves a trail of debris.

    • This is the next best thing, which is a pseudo-puffer made by converting a stream of spaceships into puffer output using several c/3 spaceships. — 1993
12. •
    The common, or harbour, porpoise.
13. •
    (disapproving) An alchemist; so named from their constant attendance to the bellows of their furnaces.
14. •
    A kier used in dyeing.
15. •
    A soffietta.