1. A procedure or operation performed by someone with inadequate skill or knowlege of the subject.
2. Something done shoddily or ineptly.
3. A crude and improvised or temporary solution to a problem, designed to be more functional and timely than precise, durable or of good quality.
4. Something done with little forethought, organization, planning or precision.
5. A useless, inept or sloppy person.
1. "I had no fucking idea what I was doing; it was a total hack job."
2. "I told my brother to clean the bathroom, but it still looks like hell. Man, he did such a hack job."
3. "I got the radiator working for now, but it won't last long; it's just a hack job."
4. "Your paper sucks, man, you can tell it's just a hack job."
5. "Joel's such a fucking hack job; he couldn't even get his shit together in time for the party."