κεστρεύς
From LSJ
μηδὲν κοτυλίζειν, ἀλλὰ καταπάττειν χύδην → not to sell by the cupful, but to dole out indiscriminately | not to sell by retail but wholesale
English (LSJ)
έως, ὁ,
A mullet, = νῆστις, Hp.Int.30, Ar.Fr.156, Pl.Com. 29, Arist.HA591a22, Antig.Mir.93, Hices.and Dorio ap.Ath.7.307d, Alciphr.1.7; as nickname of a starveling (since its stomach was found empty), Euphro 2; κ. νηστεύει, prov. of those too honest to make gains, Ath.7.307c, cf. Lib.Ep.332.2.