yackety

yackety (comparative more yackety, superlative most yackety)

1. (informal) talkative, garrulous
   • 2009, David L. Thomas, A Teacher's Gift, page 33:

     I don't remember why I was in such a yackety mood. My mouth was obviously going much faster than my brain's ability to keep up!

   • 2009 March 25, Dwight Garner, “Dispatches From the Streets: The Grim Particulars of Homelessness”, in New York Times‎:

     But Mr. Eighner was such an agreeably yackety companion that his plight sometimes felt abstract.

• yackety-yak