subtreasury

US: (sub trezh′ə rē, sub′trezh′-)

WordReference Random House Unabridged Dictionary of American English © 2025

sub•treas•ur•y  (sub trezh′ə rē, sub′trezh′-), n., pl. -ur•ies. 

1. Business, Government a subordinate or branch treasury.
2. Government (formerly) any of the branch treasuries maintained by the U.S. government.

• sub- + treasury 1830–40, American.

sub•treas′ur•er, n. 
sub•treas′ur•er•ship′, n.