lose (s.th.) or lose the right to (s.th.) by some error, offense, or crime;
"you've forfeited your right to name your successor"
"forfeited property"
throw from a boat
throw overboard的用法和样例:
例句
Many passengers threw wastes overboard and they were fined. 一些游客把垃圾扔到船外被罚了款。
When a great storm threatens to destroy the ship, he confesses his fault and asks the crew to throw him overboard. 当这艘船受到暴风雨威胁将被摧毁时,他忏悔自己的过错并要求船员将他丢出船外。