Plunger

word

1. Noun

One who, or that which, plunges; a diver.

2. Noun

A long solid cylinder, used, instead of a piston or bucket, as a forcer in pumps.

3. Noun

One who bets heavily and recklessly on a race; a reckless speculator.

4. Noun

A boiler in which clay is beaten by a wheel to a creamy consistence.

5. Noun

The firing pin of a breechloader.
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