Tariff

noun
1.
an official list or table showing the duties or customs imposed by a government on imports or exports.
2.
the schedule or system of duties so imposed.
3.
any duty or rate of duty in such a list or schedule.
4.
any table of charges, as of a railroad, bus line, etc.
5.
bill; cost; charge.
verb (used with object)
6.
to subject to a tariff.
7.
to put a valuation on according to a tariff.
noun
1.

a tax levied by a government on imports or occasionally exports for purposes of protection, support of the balance of payments, or the raising of revenue
a system or list of such taxes

2.
any schedule of prices, fees, fares, etc
3.
(mainly Brit)

a method of charging for the supply of services, esp public services, such as gas and electricity: block tariff
a schedule of such charges

4.
(mainly Brit) a bill of fare with prices listed; menu
5.
(Brit) the level of punishment imposed for a criminal offence
verb (transitive)
6.
to set a tariff on
7.
to set a price on according to a schedule of tariffs

tariff definition

A government tax on imports, designed either to raise revenue or to protect domestic industry from foreign competition.