jabberv. i.[Cf. Gibber, Gabble.] To talk rapidly, indistinctly, or unintelligibly; to utter gibberish or nonsense; to chatter.(Swift.)v. t. To utter rapidly or indistinctly; to gabble; as, to jabber French.(Addison.)n. Rapid or incoherent talk, with indistinct utterance; gibberish.(Swift.)