PLUNGER • DICTIONARY ONE.COM • Definition of Plunger

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/plˈəndʒər/ Listen

Plunger

noun

Someone who risks losses for the possibility of considerable gains. Synonym: speculator.

Someone who dives (into water). Synonym: diver.

Hand tool consisting of a stick with a rubber suction cup at one end; used to clean clogged drains. Synonym: plumber's helper.

Mechanical device that has a plunging or thrusting motion. Synonym: piston.

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Etymology of 'Plunger'

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"Plunger" Quotes from Famous Books

... whirling it about the head, makes a pleasing noise, and is excellent to use in frightening stray horses. Blow-guns, made out of bamboo or the hollow tubes of plants, vie in popularity with a pop-gun of similar construction. A wad of leaves is driven through with a plunger, and gives a sharp report, as it ...

— The Tinguian - Social, Religious, and Economic Life of a Philippine Tribe • Fay-Cooper Cole

... admitted alternately to the forward and rear ends of the cylinder. The piston of the gasoline engine, however, working by the force of exploded gas, produces power when moving in one direction only—the piston-head is pushed out by the force of the explosion, just as the plunger of a bicycle pump is sometimes forced out by the pressure of air behind it. The piston is connected with the engine-crank and revolves the shaft, which is in turn connected with the driving-wheels. The movement of the piston in the cylinder performs four functions: first, the downward ...

— Stories of Inventors - The Adventures Of Inventors And Engineers • Russell Doubleday

Words linked to "Plunger" : diver, venture capitalist, operator, hand tool, adventurer, plunge, reciprocating engine, scalper, piston rod, venturer, swimmer, mechanical device, piston ring, hedger, gambler