Pax regis

PAX REGIS, Eng. law. The king's peace. In ancient times there were certain limits which were known by this name. The pax regis, or the verge of the court, as it was afterwards called, extended from the palace gate to the distance of three miles, three furlongs, three acres, nine feet, nine palms and nine barleycorns. Crabb's C. L. 41.

A Law Dictionary, Adapted to the Constitution and Laws of the United States. By John Bouvier. Published 1856.