let (someone) in on (something) - to tell someone a secret

What does let (someone) in on (something) in Idioms_let stand for? This page is dedicated to explaining the various possible meanings of acronym, abbreviation, shorthand or slang term : let (someone) in on (something) What does let (someone) in on (something) in Idioms_let mean? Ever wondered what let (someone) in on (something) means? Or any of the other 1,050,000 slang words, abbreviations and acronyms listed here at Sayitshort.com? Your resource for web acronyms, web abbreviations and netspeak.

What is let (someone) in on (something)?
let (someone) in on (something) is " to tell someone a secret", under let-(someone)-in-on-(something)
let (someone) in on (something) Definition / let (someone) in on (something) Means
The definition of let (someone) in on (something) is " to tell someone a secret"
The Meaning of let (someone) in on (something)
let (someone) in on (something) means " to tell someone a secret"
Other definition of let (someone) in on (something)?
We've found a total of 1 definitions for let (someone) in on (something) let (someone) in on (something) to tell someone a secret in Idioms

What does let (someone) in on (something) in Idioms_let stand for?