χιλιοστύς
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)
ύος, ἡ,
A body of a thousand, X.Cyr.2.4.3, 6.3.13.31.
German (Pape)
[Seite 1356] ἡ, eine Zahl von Tausend, z. B. eine Abtheilung Soldaten, Xen. Cyr. 2, 4,3. 6, 3,31.