Definitions of reserve bank
a central bank authorized by the government to control credit and the flow of money as well as to regulate and supervise its member banks
The Reserve Bank of India (RBI) has undertaken an exercise to swap old gold in its reserves with a new one with a view to standardise the yellow metal stock.
one of the 12 main banks of the US Federal Reserve System
In addition to responsibilities the New York Fed shares in common with the other Reserve Banks, the New York Fed has several unique responsibilities.