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| pe·nis [ pnəss ] (plural pe·nis·es or pe·nes [ p neez ]) |
noun |
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| Definition: |
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male sex organ: the external male organ of copulation, used to transfer semen to the female. In most mammals, it is also used to expel urine from the body.
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| [Late 17th century. < Latin, "tail, penis"] |
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