jabbering

Verb

jabber (third-person singular simple present jabbers, present participle jabbering, simple past and past participle jabbered)

1. (intransitive) To talk rapidly, indistinctly, or unintelligibly; to utter gibberish or nonsense.
   • Allanson made some sound in his throat, as if attempting to speak, but his tongue refused its office, and he only jabbered.1829, James Hogg, The Shepherd’s Calendar, New York: A.T. Goodrich, Volume I, Chapter 9, “Mary Burnet,” p. 184
2. (transitive) To utter rapidly or indistinctly; to gabble.
   • She had Lord James' collar in one big fist and she pounded the table with the other and talked a blue streak. Nobody could make out plain what she said, for she was mainly jabbering Swede lingo, but there was English enough, of a kind, to give us some idee.1913, Joseph C[rosby] Lincoln, chapter XII, in Mr. Pratt’s Patients, New York, N.Y.; London: D[aniel] Appleton and Company, →OCLC

See all 6 meanings of jabber