| pump | (noun) a mechanical device that moves fluid or gas by pressure or suction | - |
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| (noun) a low-cut shoe without fastenings | - |
| (noun) the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body | Synonyms: heart, ticker |
| pumpernickel | (noun) bread made of coarse rye flour | Synonyms: black bread |
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| pumpkin | (noun) usually large pulpy deep-yellow round fruit of the squash family maturing in late summer or early autumn | - |
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| (noun) a coarse vine widely cultivated for its large pulpy round orange fruit with firm orange skin and numerous seeds; subspecies of Cucurbita pepo include the summer squashes and a few autumn squashes | Synonyms: autumn pumpkin, Cucurbita pepo, pumpkin vine |
| pumpkinseed | (noun) small brilliantly colored North American sunfish | Synonyms: Lepomis gibbosus |
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