What is Court Of Marshalsea?

Legal Definition
A court which has jurisdiction of all trespasses committed within the verge of the king's court, where one of the parties was of the royal household; and of all debts and contracts, when bath parties were of that establishment. It was abolished by 12 & 13 Viet e. 101, § 13. Mozley & Whitley.
-- Black's Law Dictionary
Legal Definition
The court of the Marshalsea bad jurisdiction in actions of debt or torts, the cause of which arose within the verge of the royal court. It was abolished by St. 12 & 13 Viet. c. 10L 4 Steph. Comm. 317, note d.
-- Black's Law Dictionary