noun

1. a list or system of taxes placed by a government upon exports or, esp., imports
2. a tax of this kind, or its rate
3. any list or scale of prices, charges, etc.
4. ☆ Informal any bill, charge, fare, etc.

Etymology: It tariffa < Ar taʿrīf, information, explanation < ʼarafa, to know, inform

transitive verb

1. to make a schedule of tariffs on; set a tariff on
2. to fix the price of according to a tariff