From sperma and lego; a seed-picker (as the crow), i.e. (figuratively) a sponger, loafer (specially, a gossip or trifler in talk) -- babbler.
see GREEK sperma
see GREEK lego
1. picking up seeds: used of birds, Plug. Demet. 28; Athen. 9, p. 387 f.; especially of the crow or daw that picks up grain in the fields (German Saatkrähe), Aristophanes av. 232, 579; Aristotle, h. a. 8, 8, p. 592{b}, 28, and other writings.
2. of men: "lounging about the market-place and picking up a subsistence by whatever may chance to fall from the loads of merchandise" (Eustathius on Homer, Odyssey 5, 490 σπερμολογοι. οἱ περί τά ἐμπορία καί ἀγορᾶς διατρίβοντες διά τό ἀναλέγεσθαι τά ἐκ τῶν φορτιων ἐπορρεοντα καί διά ζῆν ἐκ τούτων); hence, beggarly, abject, vile (a parasite); getting a living by flattery and buffoonery, Athen. 3, p. 85 f.; Plutarch, mor., p. 456 d.; a substantive, ὁ σπερμολόγος, an empty talker, babbler (Demosthenes, p. 269, 19; Athen. 8, p. 344 c.): Acts 17:18.