reserve account

surplus of income compared to expenses, total of accumulated profits, surplus money

Noun
1. funds taken out of earnings to provide for anticipated future payments
(synonym) reserve fund
(hypernym) reserve, backlog, stockpile
(hyponym) hidden reserve

An account with the national central bank on which a counterparty's reserve holdings are maintained. The counterparties' settlement accounts with the national central banks may be used as reserve accounts.