Getting your shit pushed in 

Having your shit pushed in should be obvious - Have you ever had anal receptive sex

If you go to jail, you will probably be "getting your shit pushed in" by Big Bubba on a regular basis.

Getting your shit pushed in by Conte' January 23, 2017

Getting your shit pushed in 

The phrase "gettin(g)' your shit pushed in" has a dual meaning. The first (and more popularised use) has already been addressed in the other entries.

The other less well known use means to be shot.

Below, Moreno is asking Jake if he has ever been shot.

Extract from the hit film "Training Day"

Getting your shit pushed in ...

Moreno to Jake : "Hey pig, you ever had your shit pushed in? Your shit pushed in. Simple question."

Getting your shit pushed in by AdrianH March 20, 2013