Penis definition

pēnĭs
The male organ of copulation in higher vertebrates. In mammals, it also serves as the male organ of urinary excretion.
noun
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The definition of a penis is a male genital organ.

An example of penis is a male genital organ used for sex and urination.

noun
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The male organ of sexual intercourse: in mammals it is also the organ through which urine is excreted.
noun
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Any of various copulatory organs in males of lower animals.
noun
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The male organ of copulation in higher vertebrates. In mammals, it also serves as the male organ of urinary excretion.
noun
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The male reproductive organ of mammals and some reptiles and birds. In mammals, the penis contains the urethra, which carries urine from the bladder and releases sperm during reproduction.
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(anatomy) The male sexual organ for copulation and urination; the tubular portion of the male genitalia (excluding the scrotum).

The female clitoris is homologous to the male penis.

noun
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Any of various copulatory organs in males of lower animals.
noun
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A similar organ found in the males of some invertebrate animals.
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Other Word Forms

Noun

Singular:
penis
Plural:
penises

Origin of penis

  • Latin pēnis pes- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin pēnis (“tail, penis”), from Proto-Indo-European *pes-. Displaced native English pintle.

    From Wiktionary