Hilarus Save Lewis & Short Gaffiot 2016 Hĭlărus, i, m., name of a Roman freedman, Cic. Att. 1, 12, 2 et saep. 2 Hĭlărus, (16) ī, m. , nom dʼun affranchi : Cic. Att. 1, 12, 2.