foreign currency

Translations
иностранная валюта
Someone needs to exchange foreign currency before traveling.
Кому-то нужно обменять иностранную валюту перед поездкой.
Definitions
Foreign currency refers to the money that is issued by a country other than one's own, typically used in international trade and transactions. It is the currency that is not the domestic currency of the individual or entity using it.
Words
currency

noun
валюта
foreign

adjective
иностранный