n. (pl. -ies) 1 a place or building where treasure is stored. 2 the funds or revenue of a State, institution, or society. 3 (Treasury) a the department managing the public revenue of a country. b the offices and officers of this. c the place where the public revenues are kept. Treasury bench (in the UK) the front bench in the House of Commons occupied by the Prime Minister, Chancellor of the Exchequer, etc. treasury bill a bill of exchange issued by the government to raise money for temporary needs. treasury note US & hist. a note issued by the Treasury for use as currency.
[ ME f. OF tresorie (as TREASURE) ]