blab

1. V-T/V-I If someone blabs about something secret, they tell people about it. 泄露[非正式]

Her mistake was to blab about their affair. 她的错误在于泄露了他们的风流韵事。

Will you promise not to blab to Mom and Dad?

你能保证不会向爸妈泄密吗？

She'll blab it all over the school. 她会在全校大肆宣扬这件事。