An act in which an individual, after defecating, makes use of the shower to cleanse themselves because of a lack of toilet paper.
Bob: You need me to get you some?
Tim: No it's cool I just pulled a dirty jones with your shower.
Bob: Get the fuck out of my house.
As he entered the room, JJ could tell by the tone of her voice, both of them were in desperate need of a Dirty Jones.