To get beat bad, massacred or just plain raped.
Dang... that other team just tore us a new one!
If you break this i will tear you a new one!
when you are not afriad to get your hands dirty elbow deep..yknow as opposed to the shit that is fermenting there in the workplace.
tear a new one is a collegue friendly way of saying i like your job where can i get one just like yours etc..