big mouth, have a
have a big mouth
To have a tendency or habit of speaking incessantly, indiscreetly, and/or in a noisy, boorish manner. I can't stand Terry's new husband, he has such a big mouth! It's like no one else gets a chance to speak when he's here. If I'd known you had such a big mouth, I'd have never shared my secret with you!
See also: big, have, mouth
Farlex Dictionary of Idioms.
big mouth, have a
Also, have or be a loud mouth . Be loquacious, often noisily or boastfully; be tactless or reveal secrets. For example, After a few drinks, Dick turns into a loud mouth about his accomplishments, or Don't tell Peggy anything confidential; she's known for having a big mouth. [Slang; late 1800s]
See also: big, have
The American Heritage® Dictionary of Idioms by Christine Ammer.
- have a big mouth
- have a loud mouth
- loud
- be a loud mouth
- loudmouth
- big mouth
- bigmouth
- a big mouth
- loud mouth
- open (one's) big mouth