Definition of Elopement
The act of a wife who voluntarily deserts her husband to go away with and cohabit with another man. The departure of a married woman from her husband and dwelling with an adulterer. Also, the act of a man in going away with a woman who has voluntarily left her husband, to indulge in sexual intercourse with her.
In a more popular sense, the act of an unmarried woman in secretly leaving her home with a man, especially with a view to marriage without her parents’ consent.
That's the definition of Elopement in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.