Obs. [UNDER-1 6 a.] An under-treasurer.
1534. Cromwell, in Merriman, Life & Lett. (1902), I. 373. Suche patenttes and grauntys as your highnes and your father haue grauntyd vnto your undertesawrer of your exchequer.
15367. Act, in Bolton, Stat. Irel. (1621), 104. So as the said underthesaurer be one.