Underpants

You may be looking for trousers.

The Doctor's question mark boxers in a parallel universe. (COMIC: The Glorious Dead ^[+]Loading...["The Glorious Dead (comic story)"])

Underpants, also known as boxer shorts or simply pants, were a type of clothing worn by humans and humanoid species. Variants worn by women were known as knickers.

Nyssa was captured by the Garm while wearing underpants. (TV: Terminus ^[+]Loading...["Terminus (TV story)"])

Among the clothing taken by Jackie Tyler to clean at the Wash Inn were a pair of her knickers. She humourously noted to Elton Pope the absurdity that they were complete strangers while she was flashing him her knickers. In his true form, the Abzorbaloff wore nothing but an nfitting black thong which allowed the faces of victims he had consumed to be seen across his body, including Bliss, who was embedded into his posterior. (TV: Love & Monsters ^[+]Loading...["Love & Monsters (TV story)"], PROSE: The Monster Vault ^[+]Loading...["The Monster Vault (novel)"])

When the Tenth Doctor first took Martha Jones home after several early adventures together, he remarked that Martha's flat was just the same as it was when she left it, and picked up a pair of striped pink knickers from her laundry stand. Martha, embarrassed, snatched them away from him. (TV: The Lazarus Experiment ^[+]Loading...["The Lazarus Experiment (TV story)"])

Rory Williams was interrupted by UNIT in the process of dressing and marched at gunpoint into the kitchen wearing underpants – he told the Eleventh Doctor, "there are soldiers all over my house, and I'm in my pants". Amy joked that this sounded like one of her lifelong fantasies, humorously complaining about "miss[ing] it by being someone else". (TV: The Power of Three ^[+]Loading...["The Power of Three (TV story)"])

While visiting his Great-Uncle Mario, the Brigadier stored his underpants by putting them "neatly into a drawer". (PROSE: The Ghosts of N-Space ^[+]Loading...["The Ghosts of N-Space (novelisation)"])

In one universe, the Eighth Doctor wore question mark underpants, (COMIC: The Glorious Dead ^[+]Loading...["The Glorious Dead (comic story)"]) as, seemingly, did his primary counterpart. Sam Jones knew of this, replying when asked if he might be "divine" with "Gods do not wear question-mark boxer shorts." (PROSE: Seeing I ^[+]Loading...["Seeing I (novel)"]) When Petronella Osgood asked the Twelfth Doctor why he stopped wearing question marks, he told her that he too wore question mark underpants. (TV: The Zygon Invasion ^[+]Loading...["The Zygon Invasion (TV story)"])

The Fourteenth Doctor wore white underpants. They went to the Fifteenth Doctor when he bigenerated. (TV: The Giggle ^[+]Loading...["The Giggle (TV story)"])

Coach Dawson never wore underpants. (PROSE: Joyride ^[+]Loading...["Joyride (novel)"])

The Eleventh Doctor's The Good Life underwear. (PROSE: The Doctor's guide to Fashion ^[+]Loading...["The Doctor's guide to Fashion (feature)"])

The Eleventh Doctor once wore The Good Life-themed underwear. (PROSE: The Doctor's guide to Fashion ^[+]Loading...["The Doctor's guide to Fashion (feature)"])

Behind the scenes

According to Peter Capaldi, a pair of the distinctive underpants were in fact on set during the shooting of The Zygon Inversion ^[+]Loading...["The Zygon Inversion (TV story)"]. "I've got to say, they were actually sitting in my trailer on the day I made that remark," he said at the 2015 Doctor Who Festival. "Whether or not I put them on is a Doctor Who mystery. I'll leave you guessing."