Merrimac*: Meaning and Definition of

Mer•ri•mac

Pronunciation: (mer'u-mak"), [key]
— n.
  1. a warship (originally the Union steamer Merrimack) that the Confederates converted into an ironclad, renamed the Virginia, and used against the Monitor in 1862 in the first battle between ironclads.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.