Wink

After being exterminated by the Supreme Dalek of the New Dalek Empire, Jack Harkness discretely winked at the Tenth Doctor as he was led away to the Vault, confirming to the Doctor that he had resurrected. (TV: Journey's End)

The Eleventh Doctor winked at the Curator when he explained his familiar face by suggesting that the Doctor would "in years to come" find himself "revisiting a few. But just the old favourites, eh?" (TV: The Day of the Doctor)

While introducing himself to Coal Hill School staff as caretaker John Smith, the Twelfth Doctor winked at Clara Oswald, which was noticed by Danny Pink. When questioned by Danny, Clara claimed that he had winked at everybody, that it was a "general welcoming wink". (TV: The Caretaker)

Iris Wildthyme broke the fourth wall by winking at the reader. (PROSE: Iris Wildthyme and the Unholy Ghost)