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plunger

[ pluhn-jer ]
/ ˈplʌn dʒər /
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noun
Machinery. a pistonlike reciprocating part moving within the cylinder of a pump or hydraulic device.
Automotive. a pistonlike part in the valve of a pneumatic tire.
Also called force cup, plumber's friend, plumber's helper. a device consisting of a handle with a rubber suction cup at one end, used as a force pump to free clogged drains and toilet traps.
a person or thing that plunges.
a reckless bettor or speculator.
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Origin of plunger

First recorded in 1605–15; plunge + -er1

Words nearby plunger

plunderage, plunge, plunge basin, plunge bath, plunge pool, plunger, plunging fire, plunk, plunk down, plunker, Plunket
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Words related to plunger

gambler, bettor, bookie, bookmaker, player, wagerer, backer, cardsharp, crapshooter, dicer, shill, speculator, gamester, high roller, risktaker, money player

How to use plunger in a sentence

British Dictionary definitions for plunger

plunger
/ (ˈplʌndʒə) /
noun
a rubber suction cup fixed to the end of a rod, used to clear blocked drains
a device or part of a machine that has a plunging or thrusting motion; piston
informal a reckless gambler
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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