What does rat you out mean?

"Rat you out" is a slang phrase meaning to betray someone by telling someone else, usually in authority, about their wrongdoing or secret.

Here's a breakdown:

* Rat: This is slang for a person who informs on others, particularly to authorities. It has a negative connotation, implying someone is disloyal and untrustworthy.

* You: This refers to the person being betrayed.

* Out: This indicates that the information is being revealed or exposed to others.

Example:

"If you tell the teacher I cheated on the test, you're going to rat me out!"

Other phrases with similar meanings:

* Snitch

* Tell on

* Grass on

* Blow the whistle on

Note: The term "rat you out" is generally used in a negative context and implies that the betrayal is harmful or unfair to the person being betrayed.