Verb
let in on (third-person singular simple present lets in on, present participle letting in on, simple past and past participle let in on)
(ditransitive) To disclose information to someone; to tell somebody a secret or share privileged information.
Do you think we should let him in on the shortcut?
Research indicates that workers have three prime needs: Interesting work, recognition for doing a good job, and being let in on things that are going on in the company. Zig Ziglar
All pretense of humor is dropped, if only for a short time, and the reader is let in on a moment of tragedy that shaped Ruth’s life, Judy’s life and, ultimately, will continue to have a part in the lives of Judy’s sons Ben and Henry. Source: Internet
I feel like Im on punked and I am just waiting to be let in on the joke. Source: Internet
I felt like part of this exclusive club that I was let in on this secret, along with Jessamin. Source: Internet
Miranda Tate and her closest friends have been let in on a powerful secret: their teachers are famous dead writers. Source: Internet
Of the meditation techniques of Guru Maharaj Ji he writes: "Only the very naive were convinced that they had been let in on some sort of celestial secret." Source: Internet