打嘴巴

打嘴巴:

Literally means:

slap sb in the face

It means slapping one's mouth and the parts around it.

Actually means:

It is used figuratively to mean that a person is to be punished for saying wrong words or doing wrong things.

It is usually used jokingly between people on close terms or by the superior to his or her subordinate.

打嘴巴，用手打嘴巴和它周围的部位。打嘴巴，比喻说错了话或事情没做好，要受到惩罚。

多用在关系亲近的人之间或上级对下级，有开玩笑的意味。