give someone the rough side of your tongue
give (someone) the rough side of (one's) tongue
To give someone severe criticism and/or a stern reprimand. I thought my project was fine, but did you hear Ms. Miller's critique? Boy, she gave me the rough side of her tongue after class!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
give someone the rough side of your tongueor
give someone the rough edge of your tongueBRITISH, OLD-FASHIONED
If you give someone the rough side of your tongue or the rough edge of your tongue, you speak angrily to them about something that they have done wrong. He's really going to give the boy the rough side of his tongue. Note: You can also say that someone gets the rough side or edge of your tongue or feels the rough side or edge of your tongue. As Archer watched the others walk away, he knew he was going to get the rough edge of his father's tongue. They felt the rough edge of their captain's tongue when things went wrong.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012