From Longman Business Dictionarysales feeˈsales ˌfee [countable]FINANCE money paid to a MUTUAL FUND by an investor when putting money into the fundIf an investor puts $10,000 into a mutual fund that charges a 5% sales commission, $500 would go toward the sales fee, and, as a result, only $9,500 would be invested in the fund. → fee