Plunger pump
Plunger Plun"ger, n. 1. One who, or that which, plunges; a diver. [1913 Webster]

2. A long solid cylinder, used, instead of a piston or bucket, as a forcer in pumps. [1913 Webster]

3. One who bets heavily and recklessly on a race; a reckless speculator. [Cant] [1913 Webster]

4. (Pottery) A boiler in which clay is beaten by a wheel to a creamy consistence. --Knight. [1913 Webster]

5. (Gun.) The firing pin of a breechloader. [1913 Webster]

{Plunger bucket}, a piston, without a valve, in a pump.

{Plunger pole}, the pump rod of a pumping engine.

{Plunger pump}, a pump, as for water, having a plunger, instead of a piston, to act upon the water. It may be single-acting or double-acting [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

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  • Plunger — Plun ger, n. 1. One who, or that which, plunges; a diver. [1913 Webster] 2. A long solid cylinder, used, instead of a piston or bucket, as a forcer in pumps. [1913 Webster] 3. One who bets heavily and recklessly on a race; a reckless speculator.… …   The Collaborative International Dictionary of English

  • Plunger bucket — Plunger Plun ger, n. 1. One who, or that which, plunges; a diver. [1913 Webster] 2. A long solid cylinder, used, instead of a piston or bucket, as a forcer in pumps. [1913 Webster] 3. One who bets heavily and recklessly on a race; a reckless… …   The Collaborative International Dictionary of English

  • Plunger pole — Plunger Plun ger, n. 1. One who, or that which, plunges; a diver. [1913 Webster] 2. A long solid cylinder, used, instead of a piston or bucket, as a forcer in pumps. [1913 Webster] 3. One who bets heavily and recklessly on a race; a reckless… …   The Collaborative International Dictionary of English

  • pump — pump1 pumpable, adj. pumpless, adj. pumplike, adj. /pump/, n. 1. an apparatus or machine for raising, driving, exhausting, or compressing fluids or gases by means of a piston, plunger, or set of rotating vanes. 2. Engin., Building Trades. a shore …   Universalium

  • pump — [1] A device for moving liquid or gas by decreasing or increasing the pressure on it. See accelerator pump air pump canned motor pump cell pump centrifugal pump charging pump circulating pump coolant pump diaphragm pump …   Dictionary of automotive terms

  • Pump — Pump, n. [Akin to D. pomp, G. pumpe, F. pompe; of unknown origin.] An hydraulic machine, variously constructed, for raising or transferring fluids, consisting essentially of a moving piece or piston working in a hollow cylinder or other cavity,… …   The Collaborative International Dictionary of English

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