3-D job
n.— «The “3-D jobs” are the ones filled mostly by migrant workers, and the term stands for dirty, dangerous and difficult. These words describe Negroponte’s career: the man is willing to take very tough jobs and he always performs them with aplomb.» —“Negroponte is the USG’s ‘3-D Man’” by Thomas P.M. Barnett Thomas P.M. Barnett Weblog Feb. 26, 2005. (source: Double-Tongued Dictionary)