καταρρῑνάω · katarrinaō — LSJ
file down, make thin, polished, elegant, having had all superfluous flesh worked off, covered with shields
file down, make thin, ἰσχναίνων καὶ καταρινῶν τὰ συγκρίματα Antyll. ap. Stob. 4.37.16: metaph., κατερρινημένον τι λέγειν polished, elegant, Ar. Ra. 901; of men, βραχίονʼ εὖ κατερρινημένους, i.e. having had all superfluous flesh worked off, A. Supp. 747 (κατερρινωμένους covered with shields, Wellauer; cf. κατερρινωμένον· καταπεπυκασμένον, καταδεδερματωμένον, Hsch.).