keep (something) on the down low

To keep something in a state of secrecy or minimal public knowledge; to not share something with anyone else. Keep this on the down-low, but Janet is planning to break up with Kevin next week.

Common Names:

Name	Pronounced	Usage
Madhuri	-	Indian, Marathi, Hindi, Telugu, Malayalam, Kannada
Nobuyuki	no-boo-yoo-kee	Japanese
Mahsa	-	Persian
Dror	-	Hebrew
Ruedi	-	German (Swiss)
Boipelo	-	Southern African, Tswana