Black's Law Dictionary (2nd edition)dictionaries

Majestas

Lat. In Roman law. The majesty, sovereign, authority, or supreme prerogative of the state, or prince. Also a. shorter form of the expression “crimen majestatis” or “crimen l#*(r majestatis,” an offense against sovereignty, or against the safety or organic life of the Roman people

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