on my real shit

An explanation/excuse used when you do something with no logical reasoning behind it or an explanation used to get yourself out of a difficult/awkward conversation.

Ex. 1

"Why are you barking at a tree."

"Shut up, i'm on my real shit."

Ex. 2
"Bro why did you not flush after using the toilet."
"Idk bro, I was on my real shit."