keep (one's) lips sealed

(redirected from keep his 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 ?
Dylan, who followed in his father's footsteps with the business, said he was already a fan of the show before being approached but had to keep his lips sealed about who won in the end.
Barrios though, would rather keep his lips sealed in the meantime regarding the Smart Gilas Pilipinas' next move after it booked a trip to the 2014 FIBA Basketball World Cup in Spain for the first time since clinching a berth back in 1985.
Curtis Davies has revealed how he had to keep his lips sealed from his best friend when Blues came in - none other than Darren Carter.
Confidentiality agreements would keep his lips sealed, Clary said.
Mr Stevenson was challenged by his regulars to keep his lips sealed - and the pub also hosted a raffle and disco to raise an expected total of pounds 1,000.
Most likely, though, baseball will give Angelos a huge cash deposit to keep his lips sealed while Montreal moves into Washington, D.