If you gabble, you say things so quickly that it is difficult for people to understand you. Marcello sat on his knee and gabbled excitedly She gabbles on about drug dealers and journalists One of the soldiers gabbled something and pointed at the front door. = babble. to say something so quickly that people cannot hear you clearly or understand you properly (Perhaps from gabbelen). a lot of talking that is difficult to understand, especially when several people are talking at the same time = babble