MARSHALSEA

Mar"shal*sea, n. Etym: [Marshal + OE. se a seat. See See a seat.]

Definition: The court or seat of a marshal; hence, the prison in Southwark, belonging to the marshal of the king's household. [Eng.] Court of Marshalsea, a court formerly held before the steward and marshal of the king's house to administer justice between the king's domestic servants. Blackstone.

Source: Webster’s Unabridged Dictionary 1913 Edition