[Wil]

It's because it is an evil organisation. It can also be used as a very offensive swear word. As in "This food tastes like something from..."

And if we're taking about bad jobs, I just can't resist mentioning my cousin. He's had well over a dozen jobs in the last couple of years, and he's been able to keep none of them for over a month. He's so stupid, he thinks that "I got bored with that job" explains why he quit and is more truthful than "He's a lazy employee who never turns up on time and often doesn't come to work, can't operate a till machine, and we're firing him".

It's reached a stage where it's a family joke. At this rate he'll have had more jobs than Homer Simpson. Oh, and one of those jobs did include working at McDeath's.