Mar"shal*sea (?), n. [Marshal + OE. se a seat. See See a seat.]
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.
© Webster 1913.