1go bananas informalANGRYto become very angry or excited 变得十分气愤[激动]
Mum went bananas when I said I was going to leave nursing.
我说我要放弃护理工作,妈妈十分生气。
Examples from the Corpus
go bananas• Roy's customers think the council has gone bananas.• Victor will go bananas, and Rachel will think I got laid.• Dad will go bananas when he sees this.