CimBom is the nickname of Galatasaray Football team. Nobody exactly knows the origine of this word. But there are some urban legends : Jump to: navigation, search Galatasaray Spor Kulübü (Galatasaray Sports Club, or Galatasaray SK) is a Turkish sports club based in Ä°stanbul which is most famous for its football section. ...

1. In the past, there was an American or English boxer, whose name was Jim and who played for Galatasaray sports club. To support him and to give him motivation, the fans were singing something like "Jim Bom Bom". And this became CimBom. Jump to: navigation, search Galatasaray Spor Kulübü (Galatasaray Sports Club, or Galatasaray SK) is a Turkish sports club based in İstanbul which is most famous for its football section. ...

2. A Galatasaray player went in Switzerland and came back a few years later. In the team where he played in Switzerland, the fans used to say songs like "Cimbom, Cimbom". When he went back to Turkey, he brought with him this word and this became the nickname of Galatasaray. Jump to: navigation, search Galatasaray Spor Kulübü (Galatasaray Sports Club, or Galatasaray SK) is a Turkish sports club based in İstanbul which is most famous for its football section. ... Jump to: navigation, search Galatasaray Spor Kulübü (Galatasaray Sports Club, or Galatasaray SK) is a Turkish sports club based in İstanbul which is most famous for its football section. ...

3. In front of the Galatasaray Lycee, girls were selling sweets. Because they didn't speak Turkish very well, they were mixing Turkish and French. To speak from sweets, they use a word maybe inspired for French like "jelibom". The word would have been modified and became Cimbom... Jump to: navigation, search Galatasaray Spor Kulübü (Galatasaray Sports Club, or Galatasaray SK) is a Turkish sports club based in İstanbul which is most famous for its football section. ...

4. On an early school trip of the Galatasaray High School to Switzerland the students learned a Swiss football song with the name "Jim, Bom, Bom" and took it back with them to Istanbul. The song stayed with the team to this day and earned them their famous nickname, Cim Bom. Jump to: navigation, search Galatasaray Spor Kulübü (Galatasaray Sports Club, or Galatasaray SK) is a Turkish sports club based in İstanbul which is most famous for its football section. ...

Actually, they are maybe more legends, and nobody can know exactly the story of CimBom. But it is the property of all legends to have a mistery in their history.

Source : Cimbombom.net