喋り捲る[立てる]

しゃべりまくる[たてる]【喋り捲る[立てる]】

talk glibly [volubly]; talk away; talk and talk; rattle on; 《口》 talk one's head off.

●一人でしゃべりまくる monopolize a conversation; do all the talking

・しゃべりまくって相手に物を言わせない talk and talk and not let the other person get in a word edgewise

・息も継がずにしゃべりまくる talk away without pausing for breath.