penis

/ˈpiː.nɪs/

Proposed by a contributor, not yet supported by evidence.

Also seen as: penises · penes

Sense 1

Meaning · English

The male erectile reproductive organ used for sexual intercourse that in the human male and other placental mammals is also used for urination; the tubular portion of the external male genitalia (excluding the scrotum).

Noun

Examples

The female clitoris is homologous to the male penis.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

A similar erectile sexual organ present in the cloacas of male amniotes.

Noun

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “penis” mean?

The male erectile reproductive organ used for sexual intercourse that in the human male and other placental mammals is also used for urination; the tubular portion of the external male genitalia (excluding the scrotum).

Is “penis” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.