What is the meaning of "rat someone out"?

The meaning of "rat someone out" is:

to tell someone in authority about the wrong or illegal actions of another.


What is the definition of "rat someone out"?

The definition of "rat someone out" is:

to tell someone in authority about the wrong or illegal actions of another.



"rat someone out" means

to tell someone in authority about the wrong or illegal actions of another.

Example Sentences:

My brother came home drunk so I ratted him out to my mother.

The ex-mobster ratted his former gang mates out when the police caught him.