What is another word for running on at mouth?
Pronunciation: [ɹˈʌnɪŋ ˌɒn at mˈa͡ʊθ] (IPA) 
"Running on at mouth" means to talk excessively or endlessly. There are many synonyms for this phrase such as blabbering, babbling, yammering, prattling, chattering, and jabbering. Other alternatives include rambling, spouting, gabbing, droning, orate, and prating. People who talk excessively or incoherently are often called chatterboxes, gasbags, windbags, motor-mouths, or blabber-mouths. All of these synonyms describe someone who has a lot to say but may not be aware that they are talking too much. While it can be frustrating to listen to an incessant talker, it is important to be mindful and respectful of others' need to communicate.
