keep one's mouth shut
Related to keep one's mouth shut: Shut Mouth
keep (one's) mouth shut
To not discuss or mention something. He needs to keep his mouth shut and stop telling our family secrets to everyone in town! A: "It wasn't my fault. Brian said—" B: "Keep your mouth shut, Chad!"
See also: keep, mouth, shut
Farlex Dictionary of Idioms.
keep one's mouth shut
Be quiet; don't reveal confidential information. For example, The teachers told us to keep our mouths shut during the entire presentation, or You can't tell Carol anything; she's incapable of keeping her mouth shut. Also see hold one's tongue.
See also: keep, mouth, shut
The American Heritage® Dictionary of Idioms by Christine Ammer.
- keep (one's) mouth shut
- keep mouth shut
- Keep your mouth shut
- beam in (one's) eye
- a beam in your eye
- find fault
- find fault with (someone or something)
- generous to a fault
- open book
- an open book