打抱不平

打抱不平 [dǎ bào bù píng]

1. ■ take up the cudgels for the injured party; defend sb. against an injustice; take up the cudgels against the injustice done to sb.; champion the cause of justice; feel injustice done to another and wish to help; be the champion of the oppressed:

你要是个男人， 出去打抱不平。 If you were a man, you could go out and right wrongs.