sump
Americannoun
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a pit, well, or the like in which water or other liquid is collected.
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Machinery. a chamber at the bottom of a machine, pump, circulation system, etc., into which a fluid drains before recirculation or in which wastes gather before disposal.
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Mining.
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a space where water is allowed to collect at the bottom of a shaft or below a passageway.
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a pilot shaft or tunnel pushed out in front of a main bore.
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British. crankcase.
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British Dialect. a swamp, bog, or muddy pool.
noun
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a receptacle, such as the lower part of the crankcase of an internal-combustion engine, into which liquids, esp lubricants, can drain to form a reservoir
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another name for cesspool
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mining
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a depression at the bottom of a shaft where water collects before it is pumped away
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the front portion of a shaft or tunnel, ahead of the main bore
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dialect a muddy pool or swamp
Other Word Forms
Noun Inflected Forms
Etymology
Origin of sump
1375–1425; late Middle English sompe < Middle Low German or Middle Dutch sump; cognate with German Sumpf; akin to swamp
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Friends, my family included, have been scrounging for fans, dehumidifiers, and sump pumps to lend to friends affected by the flood.
From Slate ● Aug. 9, 2024
Ford has offered a 9% wage increase through 2027 and 6% lump sump payments.
From Reuters ● Sep. 11, 2023
Starting in 1974, Chevron subsidiary Union Oil Company of California had operated a sump pit for oil and gas production, a process that left the carcinogenic chemical benzene on the property, court papers said.
From Washington Times ● Jun. 9, 2023
And right now “atmospheric rivers” are converging on my backyard where the sump pump is dead, another thing that needs resuscitation.
From Los Angeles Times ● Jan. 16, 2023
It was cold and dead, and a foul sump of oily many-coloured ooze lay at its bottom.
From "The Two Towers" by J. R. R. Tolkien
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Many of these older systems, especially the sumps, weren't designed to handle the corrosive mix of gasoline and ethanol sold in the United States.
From Salon ● Jun. 19, 2023
In very short order, much of this clean and lovely place, and a shoreline whose wetlands had cleaned and revived the natural system for millennia, were turned into sodden chemical sumps.
From Los Angeles Times ● Oct. 12, 2021
Though Kirk Cousins recovered his own fumble, this picture pretty much sumps up the Redskins season:
From Washington Post ● Dec. 8, 2015
In other cases, environmental testing has disclosed the presence of oil spreading in groundwater from old spills and sumps, rendering property close to worthless.
From Washington Times ● Apr. 6, 2015
The sewage of Manila is pumped three times into large sumps before it is finally dumped into the bay a mile from the city.
From The Critic in the Orient by Fitch, George Hamlin
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.