卸磨杀驴

[成语]
xiè mò shā lǘ

[含义]
磨完东西后，把拉磨的驴卸下来杀掉。比喻把曾经为自己出过力的人一脚踢开。

[用法]
连动式；作谓语、分句；含贬义

[同义词]
过河拆桥、翻脸无情

[反义词]
感恩戴德、一往情深


[英文]
get rid of sb . as soon as he has done his job