behaviour in which you allow yourself to have too much of something enjoyable, especially food or drink

For many Americans, Thanksgiving is a time of overindulgence. 对许多美国人来说，感恩节是一个放纵自我的好机会。

Overindulgence in food and drink is a big danger for those who live alone. 在饮食方面放纵自己是独居者面临的一个很大的危险。

behaviour in which you allow someone to have more of something enjoyable than is good for them

Her father thought he had to be mean, to counteract her mother's overindulgence. 她的父亲认为他必须严苛，抵消她母亲的过度纵容。

The school sees the result of parental interference and overindulgence all the time. 学校总是看到父母干涉和过度放纵所造成的后果。