Keep under wraps.
[Idiom] KEEP UNDER WRAPS. - Mastering the Art of Secrecy Effectively
to keep secret
The directive to 'Keep under wraps' is all about secrecy. If you're keeping a new product design under wraps, you're ensuring it remains confidential until the grand reveal. This idiom is particularly popular in contexts where secrecy is paramount to preserving the impact of a surprise or maintaining privacy over sensitive information.
Example Sentences
We'll keep the new product under wraps until the big launch.
We’ll keep the new product a secret until the official launch.
The surprise party was kept under wraps for weeks.
The surprise party was a secret for weeks.
She managed to keep her promotion under wraps until the official announcement.
She kept her promotion a secret until it was officially announced.