ὀρθόκραιρος
From LSJ
τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
English (LSJ)
α, ον,
A with straight or upright horns, epith. of horned cattle, Il.8.231, Od.12.348 ; also of galleys, of which the two ends turned up so as to resemble horns, Il.18.3, 19.344 ; of a mountain range, Πυρήνην -κραιρον AP14.121.5 (Metrod.).—Hom. has it only in poet. gen. pl. fem. ὀρθοκραιράων.
German (Pape)
[Seite 374] mit graden Hörnern; die Rinder, Il. 8, 231. 18, 573 Od. 12, 348; auch Beiwort der Schiffe, mit grade emporstehenden Schnäbeln, mit emporgeschweiftem Vorder- und Hintertheile, Il. 18, 3. 19, 344 (Hom. nur im gen. fem. ὀρθοκραιράων).