φρουρικός
From LSJ
οἵτινες πόλιν μίαν λαβόντες εὐρυπρωκτότεροι πολύ τῆς πόλεος ἀπεχώρησαν ἧς εἷλον τότε → after taking a single city they returned home, with arses much wider than the city they captured
English (LSJ)
ή, όν,
A of, for a watch, guard, or garrison, τὸ φ. D.C.56.42. II φρουρική, ἡ, guard duty, SIG633.51 (Milet., ii B. C.).
German (Pape)
[Seite 1310] zur Wache, Besatzung gehörig; τὸ φρ., die Besatzungstruppen, D. Cass. 56, 42; wahrscheinliche Lesart Thuc. 5, 80.