Old Mortality, a character in Scott's novel of the name, the original of which was one Robert Paterson, who, as related of him, went about the country visiting the churchyards, and renewing the moss-covered tombs of the Covenanters (q.v.).
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Old Man of the Sea * Old Noll