blurter
/ˈblɜrtər/
noun
- A person who says things suddenly and without thinking, often revealing secrets or saying inappropriate things.
- In the office, she was known as a blurter who couldn't keep any news to herself.
- The comedian played the role of a blurter who always said the wrong thing at the worst time.
- My little brother is such a blurter; he told Mom about the broken vase before I could explain.
Synonyms