HorusPronunciation: /ˈhɔːrəs/ Egyptian MythologyDefinition of Horus a god regarded as the protector of the monarchy, and typically represented as a falcon-headed man. He assumed various aspects: in the myth of Isis and Osiris he was the posthumous son of the latter, whose murder he avenged. Horus in other Oxford dictionaries Definition of Horus in the US English dictionary