keep (one's) mouth shut

(redirected from keep their mouths shut)

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&mdash" B: "Keep your mouth shut, Chad!"
See also: keep, mouth, shut

keep one's mouth shut (about someone or something)

Fig. to keep quiet about someone or something; to keep a secret about someone or something. They told me to keep my mouth shut about the boss or I'd be in big trouble. I think I'll keep my mouth shut.
See also: keep, mouth, shut

Keep your mouth shut (about someone or something).

Fig. Do not tell anyone about someone or something. Bob: Are you going to see the doctor? Mary: Yes, but keep your mouth shut about it. Bob: Isn't Tom's uncle in tax trouble? Jane: Yes, but keep your mouth shut about him.
See also: keep, mouth, shut

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
References in periodicals archive ?
The class divide is only going to get bigger unless pompous idiots like him learn to keep their mouths shut.
Summary: Three extra Big Brother housemates are up for eviction after failing to keep their mouths shut.
These people should just keep their mouths shut, get their heads down and get the job done and just hope that nobody makes them redundant.
When will these people learn just to keep their mouths shut and try to preserve whatever morsel of dignity that remains?
Not that carefully, I reckon, because the story is a dog's dinner, about a top secret hospital for former intelligence agents who've gone nuts and can't be trusted to keep their mouths shut.
Can former Lord Mayors not keep their mouths shut, or does discretion end at the Pier Head?
When the Cardinal told TV that "objectively, what bishop Krenn said was simply not correct," Bishop Krenn replied that, "Liars should keep their mouths shut.
I had no idea what happened on a Special Operation and none of the more experienced sailors would tell me; they took great pride in their ability to keep their mouths shut.
I have always been an ardent admirer of companies whose CEOs know how to keep their mouths shut.
It just goes to show that they can't keep their mouths shut.
It's a shame they didn't know how to keep their mouths shut.
It is true what someone stated on this site, the Lib Dems from Newcastle along with Labour keep their mouths shut on the travel question.
Why is there no one who is close to them to advise them to keep their mouths shut and stop taking lumps out of each other in public?
By blowing her cover, the leakers wanted to warn other potential critics to keep their mouths shut, Wilson believes.