- A schedule, system, or scheme of duties imposed by the
government of a country upon goods imported or exported; as, a revenue
tariff; a protective tariff; Clay's compromise tariff. (U. S. 1833). - The duty, or rate of duty, so imposed; as, the tariff on
wool; a tariff of two cents a pound. - Any schedule or system of rates, changes, etc.; as, a
tariff of fees, or of railroad fares.