δεῖνα

A. such an one, so-and-so, always with Art., ὁ δεῖνα Ar. Ra. 918, etc.; τὸν δεῖνα τὸν τοῦ δεῖνα Id. Th. 622; ὁ δεῖνα τοῦ δεῖνος τὸν δεῖν’ εἰσήγγειλεν D. 13.5; ἃ ἂν ὁ δ. ἢ ὁ δ. εἴπῃ Id. 2.31; ὁ δ. καὶ ὁ δ. Arist. Rh. 1416a23; ἡ δεῖνα Ant.Lib. 22; τὸ δ., euphem. for τὸ πέος, Ar. Ach. 1149, cf. Sch.Luc. Bis Acc. 23; τὸ δ. δ’ ἐσθίεις; do you eat such a fish? Antiph. 129.6: in gen., ἐμὸς ἢ τοῦ δεῖνος mine or some other's, Arist. Pol. 1262a3: dat., τῷ δεῖνι μεμφόμενος D. 20.104, cf. 37.56: pl., οἱ δεῖνες Id. 24.180; τῶν δείνων Id. 20.106.

II. τὸ δ. in Com. as an interjection to express an idea which suddenly strikes one, by the way, mark you, Ar. V. 524, Pax 268, etc.: in later Prose, Luc. Vit.Auct. 19.