An untrained, unskilled, unsafe tattoo, "artist," that works out of their kitchen. Usually a friend of a friend who, "can do tattoos cheap."
Yo! Did you see that tattoo that Todd had done!? The lines look like Morse Code and it's infected! Fucking Kevin told him to go to that Kitchen Scratcher, Joey introduced him to!
An individual incapable of completing the simplest of tasks using logic principles they have been trained to use, while acting like they are outstanding in their field.
Johnny is such an incompecunt that he once again did not order enough of the materials for the job, even after I gave him a complete list of what was needed. When I approached him he argued that it was my mistake!