yab·ber I. \ˈyabə(r)\noun alsoyabber-yabber\| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷\ (-s) Etymology: probably modification (influenced by jabber) of yabba, native name in Australia Australia: talk, jabber, language, conversation < all yabber and chatter ceased around the campfires — Francis Birtles > II. intransitive verb (-ed/-ing/-s) Australia: to indulge in yabber III. noun (-s) Etymology: by alteration : yabby