A.my friend! Ar.Eq.671, Nu.33, 1192, V.1400, Pax 137, Ec.120, 133; “νὴ Δία, ὦ μ.” Pl.Tht.178e; τί κόπτεις, ὦ μ.; Men.457: sarcastically, “διαρραγείης, ὦ μ.” Ar.Av.1257. (Gramm. expl. it by ὦ ἐπι-μελ-είας ἄξιε καὶ οἷον με-μελ-ημένε, Sch.Pl. l.c. (who says it was originally used by women only), or connect it with μέλεος, Sch.Ar.Eq.668: but it is perh. voc. of Μέλος 'good', cf. Lat. melior.)
μέλε (B), Att. voc., used as a familiar address to both sexes, ὦ μ.