Crimen Majestatis Law and Legal Definition

Crimen Majestatis refers to crime against majesty. Crimen majestatis is any crime against the king’s person or dignity. It is a form of high treason. Under Roman law, crimen majestatis, denoted any enterprise by a Roman citizen or other person against the emperor or the republic. It is also known as crimen maiestatis or crimen laesae majestatis.