·noun One who jabbers.
II. Jabber ·noun Rapid or incoherent talk, with indistinct utterance; gibberish.
III. Jabber ·vt To utter rapidly or indistinctly; to Gabble; as, to jabber French.
IV. Jabber ·vi To talk rapidly, indistinctly, or unintelligibly; to utter gibberish or nonsense; to Chatter.