the Indianapolis 500
/ði ˌɪndiənæpəlɪs ˌfaɪv ˈhʌndrəd/
/ði ˌɪndiənæpəlɪs ˌfaɪv ˈhʌndrəd/
(also also informal the Indy 500)
- the best-known US car race. The event (500 miles/805 kilometres) is held each year over Memorial Day weekend in Indianapolis. It began in 1911 and has always been at the Indianapolis Speedway. The cars that compete are called Indy cars.