give oneself up as hopeless 自暴自弃

自暴自弃，汉语成语，意思是“自己甘心落后，不求上进”，“暴”表示“糟蹋、损害（waste; ruin）”。可以翻译为“give oneself up as hopeless，have no urge to make progress或abandon oneself to despair”等。

例句：

不可自暴自弃，破罐子破摔。

Don't give yourself up as hopeless and make matters worse.

离婚后，他自暴自弃。

After his divorce, he let himself go to seed.