ὠμοβοεύς

From LSJ

εἰ ἀποκρυπτόντων τῶν Μήδων τὸν ἥλιον ὑπὸ σκιῇ ἔσοιτο πρὸς αὐτοὺς ἡ μάχη καὶ οὐκ ἐν ἡλίῳ → if the Medes hid the sun, the battle would be to them in the shade and not in the sun

Source

German (Pape)

ὁ, = ὠμοβόεος, von rohem Rindsfell, ἐμβάδες Ep.adesp. 176 (VI.21).