ˌIsle of ˈMan, the BrE AmE ( also Man ) written abbreviation , IOM
an island in the Irish Sea. It is under British control, but has its own parliament, the Tynwald, and its own laws. Many rich British people live there or keep their money there because taxes are lower than in the UK. A well-known series of ↑ motorcycle races called the TT (Tourist Trophy) races is held in the Isle of Man every year. The adjective for describing people or things from the Isle of Man is Manx.