抓辫子

抓辫子:

Literally means:

seize one's pigtail

Actually means:

辫子 figuratively refers to the proof of one's guilt or weak point held by another person.

This phrase figuratively means picking fault in one's words and then blaming him or criticizing or even punishing him for this fault. It also figuratively means seizing ones mistakes or shortcomings against him. Derogatory

辫子，比喻把柄。

抓辫子，比喻在某人的言论中找毛病，然后把它作为有害社会的言论，加以批判，甚至责罚。也比喻抓住某人的缺点或错误，然后加以追究或清算。具有贬义色彩。