ˈunder-ˌmarshal (under-1 6 a.) 1670Blount Law Dict. (1691), Submarshal, is an Officer in the Marshalsea... He is otherwise called Vnder-Marshal.1753Hanway Trav. vi. lxxxii. (1762) I. 373 Monsieur Nariskin,..now under-marshal to the empress, had a coach.