Clapham Junction
From Longman Dictionary of Contemporary EnglishClapham JunctionClap‧ham Junc‧tion /ˌklæpəm ˈdʒʌnkʃən/ a railway station in southwest London where a lot of people catch a train to work or change trains. A busy place with a lot of people coming and going is sometimes described as being ‘like Clapham Junction’.