A.hum a tune, “τερετιῶ τι πτιστικόν” Phryn.Com.14, cf. Teles p.7 H., Arist.Pr.918a30, Babr.9.4, Alciphr.3.55; πρὸς τὸ δίχορδον τ. Euphro 1.34; αὐτὸς αὑτῷ τ. Thphr.Char.27.15:—Pass., Phld. Mus.p.99 K.
2. tunitter, of swallows, Hsch.
II. talk idly, prattle, Zeno Stoic.1.23: cf. συντερ-. (Onomatop.)