take somebody into your confidence
take (someone) into (one's) confidence
To tell someone information with the understanding that they will not reveal what was said. Daniel, we've taken you into our confidence to discuss the direction of the company, and where we see you fitting into it. You're the only person I've taken into my confidence about this, so please don't discuss it with anyone else.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
take somebody into your ˈconfidencetell somebody your secret plans, problems, etc: She’s the only person I’ve taken into my confidence about it.
Farlex Partner Idioms Dictionary © Farlex 2017