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noun
the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body
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noun
a low-cut shoe without fastenings
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noun
a mechanical device that moves fluid or gas by pressure or suction
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"pump bullets into the dummy"
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verb
draw or pour with a pump
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"The athlete pumps weights in the gym"
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verb
operate like a pump; move up and down, like a handle or a pedal
"pump the gas pedal"
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verb
question persistently
"She pumped the witnesses for information"
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verb
raise (gases or fluids) with a pump
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verb
supply in great quantities