foreign exchange reserves
noun [ plural ]
FINANCE, ECONOMICS ukus(also international reserves); (also foreign currency reserves); (also foreign reserves)the amounts of money in foreign currencies that a country has at a particular time:
The stock market recently hit record highs and the country's foreign exchange reserves are now at $80bn, compared to $3.9bn when the crisis hit.
build up/accumulate foreign exchange reserves Having a trade surplus is the most effective way of building up foreign exchange reserves.