Definition: From the ASX indicies information Also known as: XFL ASX50 S&P/ASX 50 Index See also: S&P/ASX 100 Index S&P/ASX 20 Index S&P/ASX 200 Index S&P/ASX 300 Index S&P/ASX MidCap 50 Index S&P/ASX Small Ordinaries Index Standard & Poor's: S&P/ASX 50 Index