armadillo shell 

state of the scrotum sack when cold temperatures and or when you step out of the shower and the room temperature is colder than temperature of sack resulting in hard 1 to 3 in thick nut sack shell

I stepped out of the shower this morning,and my wife noticed that I had a severe case of the armadillo shell.

armadillo shell by david possum bottom January 20, 2011

My back hurts like an armadillo shell 

When you´re stiff and your back hurts.

Friend 1: How are you feeling today?
Friend 2: Im good but my back hurts like an armadillo shell.

My back hurts like an armadillo shell by Sweden04 January 23, 2023