Black's Law Dictionary (2nd edition)dictionaries

Ne Exeat Regno

Lat. In English practice. A writ which issues to restrain a person from leaving the kingdom. It was formerly used for political purposes, but is now only resorted to in equity when the de-fendant is about to leave the kingdom; it is only In cases where the intention of the par-ty to leave can be shown that the writ is granted

Source: Black's Law Dictionary 2nd Ed (1910)