It was the name of a cruel Roman Emperor. His full name was Nero Claudius Caesar Augusto Germanic. He was the last Emperor of the Julius-Claudia Dynasty.
Nero : 1- Roman Emperor, son of Domicio Enobarbo and Agrippina . His cruelty had no limits, to the point of sending for the murder of his wife and his own mother. 2- Very cruel man. 3- Dog name .