Pumper definitions

pumpər
A person or thing that pumps.
noun
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A fire truck that carries hose and a water tank and can pump water under great pressure.
noun
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The definition of a pumper is a fire engine with a hose, pumps and water.

A big red fire engine that comes to your house to put out a fire and that has a hose, pump and water tank on board used to put out that fire is an example of a pumper.

noun
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One who pumps something.
noun
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(bodybuilding, slang) Steroids or other drugs taken to improve blood flow and increase muscular size.
noun
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