run one's mouth
成語所屬單字mouth
run one's mouth — 慣用語
1. to talk too much, often in a careless way or about things that should remain pri
1.慣用語
釋義
胡扯；多嘴
to talk too much, often in a careless way or about things that should remain private
例句
Hui tends to run his mouth when he is nervous, telling everyone far too many personal details.
Stop running your mouth about the surprise party, or it will not be a secret anymore.