jabbering

jabbering (http://definr.com/jabbering)

     adj : talking idly or incoherently; "blithering (or blathering)
           idiot"; "jabbering children"; "gabbling housewives"; "a
           babbling hospital inmate" [syn: blathering, blithering,
            gabbling, babbling]
     n : rapid and indistinct speech [syn: jabber, gabble]