spiel (
http://definr.com/spiel)
n : plausible glib talk (especially useful to a salesperson)
[syn:
patter,
line of gab]
v 1: as of melodies; "Play it again, Sam"; "She played the third
movement very beautifully" [syn:
play]
2: discuss extravagantly and at great length
3: speak at great length (about something)