tittle-tattle

1. N-UNCOUNT If you refer to something that a group of people talk about as tittle-tattle, you mean that you disapprove of it because it is not important, and there is no real evidence that it is true. 閑扯[表不滿]

...tittle-tattle about the private lives of celebrities. ...關(guān)于名人私生活的閑扯。