Tear (one) a new one slang verb phrase
To criticize someone in an extremely aggressive and angry way
Journalists have torn many companies defying the environmental rules a new one.
She resigned from her job after the boss tore her a new one.
To scold someone severely or angrily
To speak to someone in an irritable manner
To criticize someone or something harshly.
To aggressively criticize someone.
1. To broaden or remove the dirt from a hole or empty space inside something solid with a reamer.
2. To upbraid someone.
The verb "tear" must be conjugated according to its tense.
The origin of this slang is not clear.
It was often said by a photographer when he would like small children to look at the camera and smile before he took a photo.
When the photographer said “watch the birdie”, all of us looked at the camera and smiled.