/ Dictionary / Index M Marshalsea: Meaning and Definition of Find definitions for: Mar•shal•sea Pronunciation: (mär'shul-sē"), [key] — n. Brit. Hist. the court of the marshal of the royal household. a debtors' prison in London, abolished in 1842. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Marshalltown marshbuck Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language