Penis

A penis was a reproductive organ. It was also known colloquially as a "cock".

Papul villagers on Jenggel wore leaves and vegetable gourds over their penises "to show power in bed". (PROSE: Combat Rock)

One of the guests to Scarlette and the Eighth Doctor's wedding in 1782 wore a mask with a nose that was "suggestively long and erect". (PROSE: The Adventuress of Henrietta Street)

Sarah Jane once kicked Jack Cooper in the groin after he threatened to kill her. (PROSE: Amorality Tale)

once kicked in the groin. (TV: The Mark of the Rani)

When a male MIAOW assassin approached Fitz Kreiner from behind and shoved the barrel of a gun into his back, Fitz joked that the assassin either "had a gun wedged right into [his] ribcage" or was "extremely pleased to see [him]". (PROSE: Mad Dogs and Englishmen)

Gwen Cooper once threatened to knee Jack Harkness in the groin if he was joking about the current situation. (PROSE: Border Princes) Jack himself would later taunt Owen Harper about his penis size, claiming that, "You're in charge, Owen? You gotta have significantly bigger balls." (TV: End of Days)

After Rachel Edwards started writing for the New Progressive, "creepy blokes" started following her and sending her pictures of their genitalia. One sent her photoshopped pictures of her decapitated head with his "cock" in her mouth. (PROSE: Head of State)

Behind the scenes

 * The appearance of the alien Erato, for TV: The Creature from the Pit, was originally deemed too similar to a penis, forcing the production crew to alter its appearance. (DOC: Team Erato)