proper nounOrthrusORTHRVS☆ KeepMeaningGeryon's dogLewis & Short 1879ModernAs printed, 1879ORTHRUSLEWIS & SHORTORTHRUSOrthrus, i, m., = Ὄρθρος. I. Geryon's dog, Sil. 13, 845.—II. A Roman surname, Inscr. Gud. 269, 2.Read the whole entry