someone who has overstepped the boundaries of accepted behavior. In modern language also defining a person, who does something, no one else dares to do.
Once in a while, for whatever reason, a rectreational drug dealer, even the most reliable and friendly ones, will make the deal fall through on purpose. This is to let the customer know who is the boss, and is usually passive-aggressive. It really can be disappointing and frustrating.
Boy, I really got chumped today by my rock and rolldoctor. He said he had some lebanese blond in hand, and he said it fell through after I drove for two hours to get it. Oh well, at least I have this swagg.