Blabbermouth meaning
The definition of a blabbermouth is a person who talks too much or isn't able to keep secrets.
An example of a blabbermouth is a gossip columnist for a celebrity magazine.
noun
One who talks indiscreetly or incessantly.
noun
A person who blabs.
noun
A gossip.
If it weren't for that blabbermouth Sally, the principal would never have known we did it.
noun
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