Source : Webster's Revised Unabridged Dictionary (1913)

Badinage \Ba`di`nage"\, n. [F., fr. badiner to joke, OF. to
   trifle, be silly, fr. badin silly.]
   Playful raillery; banter. ``He . . . indulged himself only in
   an elegant badinage.'' --Warburton.

Source : WordNet®

badinage
     n : frivolous banter