overboard
/ˈəuvəbɔ:d; `ovɚˌbɔrd/ adv
1 over the side of a ship or boat into the water 越过船舷进入水中
fall, jump, be washed overboard 经船舷跌入、 跳入、 被冲入水中.
2 (idm 习语) go overboard (about sb/sth)(infml often derog 口, 常作贬义) be very or too enthusiastic(about sth/sb) （对某事物[某人]）极感兴趣或过分感兴趣
He goes overboard about every young woman he meets. 他对年轻的女子见一个爱一个. throw sth/sb overboard abandon sth; get rid of or stop supporting sb 抛弃某事物; 除掉或不再支持某人
After heavily losing the election the party threw their leader overboard. 该党惨败落选後罢免了党魁.