1 to get rid of sth that you do not want, especially in a place which is not suitable 把废物倾倒（尤指在不适当的地方）: Nuclear waste should not be dumped in the sea. 核废料不该倒入大海。 (figurative 比喻) I wish you wouldn't keep dumping the extra work on me. 我希望你不要老是给我额外的工作。

2 to put something down quickly or in a careless way 迅速扔下；随意丢下: The children dumped their coats and bags in the hall and ran off to play. 孩子们把外套和书包往门厅里一丢，跑去玩耍了。

3 (informal 非正式) to get rid of sb, especially a boyfriend or girlfriend 抛弃或甩掉某人（尤指男朋友或女朋友）: Did you hear that Laura dumped Chris last night? 你有没有听说，昨天晚上劳拉把克里斯甩了？