Like differential (additional pay for time or duties beyond those normally required, the most common being working a shift other than the day shift), but instead of being paid extra for working odd hours, you're paid extra for your willingness to work with terrible people.
"I got a job as a mall security guard. It sucks, but the pay is decent. I get dickferential for putting up with mall rats."
by thebearthebearthebear November 19, 2009