keep (one's) lips sealed

(redirected from keep their lips sealed)

keep (one's) lips sealed

To not say anything (about something); to keep (something) a secret. Please keep your lips sealed about our engagement, we aren't ready to tell everybody just yet.
See also: keep, lip, seal
References in periodicals archive ?
Another source claimed that as soon as Markle's romance with Prince Harry, 32, had been confirmed, the staff on set were warned to keep their lips sealed about their relationship or else they would be fired.
He also admitted to have threatened them with harm to keep their lips sealed.
The rest will keep their lips sealed after it emerged referees have been told to come down hard on players who talk too much.
They feature in the opening programme as 73-year-old Ron whisks Elaine off on their latest trip, asking check-in staff to keep their lips sealed.
All the recipients were notified of their honours by letter last month and have had to keep their lips sealed until today.
PE teacher Rebecca Lambert organised the celebratory dance as a surprise for the couple and circulated an email to all members of staff which gave them two weeks to learn the dance and keep their lips sealed.
Lord Coe, the chairman of the organising body LOCOG, also made a personal appeal to the crowd to keep their lips sealed about the 27 million-pound spectacular.
Once the business is over, juries are thanked by the judge and warned to keep their lips sealed.
Then there is etiquette or office laughter where members keep their lips sealed and laugh gently making a humming sound like a bee or pigeon and so is known as ''pigeon laughter.
The 19-year-old joked that she was hopeful that she'd get "a little bit of warning" from writers about whether she was going to die or not, adding that they tend to keep their lips sealed.
The couple have already invited a number of guests but have told them to keep their lips sealed on details.