spit the dummy
大发雷霆或失去控制，通常因为受到挫折或不满意的结果
口语·形容突然发怒
英文释义
to have a sudden outburst of anger or frustration; to become extremely upset or agitated
例句
He spat the dummy when he didn't get his way.
典故来源
源自婴儿吐奶嘴发脾气，比喻成人失控。