Anal Job 

A·nal ,adjective
1. Of, relating to, or near the anus.The opening at the lower end of the alimentary canal through which solid waste is eliminated from the body.
J·ob,noun
1.A regular activity performed in exchange for payment, especially as one's trade, occupation, or profession
2.A specific piece of work to be done for a set fee: an expensive repair job.
The object to be worked on.
A·nal J·ob , noun
1.A job pretaining to the anus , such oral sex involving the anus.
2.piece of work involving the anus for a set or sexual favors.

"You know i'll give you an anal job or my specialty..........The blow job"

Anal Job by M.Jenkins August 3, 2006