Club (organisation)
From Tardis Wiki, the free Doctor Who reference
A club was an organisation whose members shared a common purpose.
Clubs at Coal Hill School included the Chess Club, (TV: Into the Dalek) Breakfast Club, Science Club, (TV: For Tonight We Might Die) Art Club and Book Club. (TV: Co-Owner of a Lonely Heart)
Other known clubs included the 45 Club (TV: The Middle Men) and the Club for Curious Scientific Men. (AUDIO: The Jago & Litefoot Revival)