(currencies)
Frequency: The word is one of the 3000 most common words in English.
1.
The money used in a particular country is referred to as its currency.
Tourism is the country's top earner of foreign currency...
More people favour a single European currency than oppose it.
N-VAR
2.
If a custom, idea, or word has currency, it is used and accepted by a lot of people at a particular time. (FORMAL)
'Loop' is one of those computer words that has gained currency in society.
= acceptance
N-UNCOUNT
3.