When you are merching/putting something on something. When someone says on stone, you know it's serious. It's something not to be played with or taken lightly, by any means.
The world's worst cocktail: tap water poured over a solitary ice cube.
Can also refer to someone in a position of authoritynot giving their mates any breaks
JJ: hey did you hear Bungle is now running the Balham Tup?
Pat: sweet, did he hook you up with free booze?
JJ: no way man, he'd even charge me for a Heart of Stoneon the Rock!
It is one thing to be against President Trump because my friend Jerry is a sore loser, it is quite another thing for Jerry to be a Stone Wall on Steroids on everything Trump does. He has lost all prospective on fair play.