A nightclub was an entertainment venue.
Pollitt was an Englishman who owned a nightclub in 1930s Berlin who met the First Doctor and Susan Foreman while they were visiting the city. (AUDIO: The Alchemists)
Ben Jackson met Polly Wright at the Inferno nightclub in Covent Garden in 1966. (TV: The War Machines)
Woo was a nightclub owner in 1937 Shanghai. (PROSE: The Shadow of Weng-Chiang)
The Sixth Doctor met Iris Wildthyme at Bianca's after going to the nightclub to rest from his travels. (AUDIO: The Wormery)
The Rapture nightclub was being used to hypnotise the people there with the use of the drug, PCP. (AUDIO: The Rapture)
While Samson and Gemma travelled with the Eighth Doctor, they visited Studio 54. (AUDIO: Terror Firma)
In the 23rd century, kronkburgers were served at the restaurant of the Full Moon nightclub on New Vegas. (AUDIO: Night of the Whisper)
River Song thought the Fifth Doctor's obsession with the Eye of Orion was because it was a nightclub. (GAME: The Eternity Clock)
In 2007, a sentient sex gas which was using Carys Fletcher's body as its vessel went to a nightclub. (TV: Day One)