going to tell(redirected from going to tattle a threat that one is going to report misdeed to)
going to tell
Ready to inform an authority figure of one's bad behavior. Aw man, she's going to tell Mom what we did.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
going to telland going to tattle
a threat that one is going to report someone's misdeed to someone in authority. If you do that again, I'm going to tell! Sue just went to the teacher. She's going to tattle.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.