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sump pump

noun

: a pump that removes water from underneath a house or building

Full Definition of SUMP PUMP

:  a pump (as in a basement) to remove accumulations of liquid (as water) from a sump pit
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First Known Use of SUMP PUMP

circa 1899

Rhymes with SUMP PUMP

air pump, broad jump, heat pump, high jump, long jump, mugwump, no-trump, ski jump, speed bump, tub-thump

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