fixed paritynoun [ C or U ]
ukusplural fixed parities ECONOMICS, MONEYthe value of a country's currency in relation to another currency to which it is fixed:
Member countries of the International Monetary Fund undertook to maintain currency rates at a fixed parity.
the system by which the value of one country's currency is fixed to that of another country:
The government may re-establish fixed parity for its currency this summer.