verb (used without object)
to speak or converse rapidly and unintelligibly; jabber.
(of hens, geese, etc.) to cackle.
verb (used with object)
to utter rapidly and unintelligibly.
rapid, unintelligible talk.
any quick succession of meaningless sounds.
Origin: 1570–80; Related forms
perhaps < Middle Dutch gabbelen,
or expressive formation in English;
outgabble, verb (used with object), outgabbled, outgabbling.