adjective
- Unwisely talking too much.
- synonyms: bigmouthed, blabby, talkative
- Prone to communicate confidential information.
- synonyms: leaky, talebearing, tattling
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). blabbermouthed. Retrieved September 21, 2026, from http://smartdefine.org/blabbermouthed/definitions/1169418 |
| Chicago | WordNet. 2010. "blabbermouthed" http://smartdefine.org/blabbermouthed/definitions/1169418 (accessed September 21, 2026). |
| Harvard | WordNet 2010, blabbermouthed, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/blabbermouthed/definitions/1169418>. |
| MLA | WordNet. "blabbermouthed" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/blabbermouthed/definitions/1169418> |