Easton's Bible Dictionary (1897)
Exile; wandering; unrest, a name given to the country to which Cain fled (Gen. 4:16). It lay on the east of Eden.
Smith's Bible Dictionary (1863)
(flight), the land to which Cain fled after the murder of Abel. [Cain]
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
NOD (flight), the region eastward of Eden, to which Cain fled from the presence of Jehovah. Gen 4:14, Ex 17:16. The Chaldee interpreters apply the term to Cain, and not to a land: "He dwelt a fugitive in the land."
Hitchcock's Bible Names (1869)
vagabond; fugitive