keep (one's) lips sealed

(redirected from keep my 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 classic literature ?
I intend to retain you for my body-servant and to keep my lips sealed, for a great many years to come.
I'm hoping a player can travel and help the squad but until I discuss more with him I will have to keep my lips sealed," said Butler.