A contraction for "government job." A questionable act, usually using public funds or resources, performed by a public employee geared toward personal or political gain. At times, this act may be preceeded by some degree of coercion or veiled threat from persons in authority.
Tommy is supposed to be checking for loose manhole covers, but he's really on a g-job painting the mayor's house.
Verb....Insertion of male member into the anus of his girlfriend, while his girlfriend wears his basketball shorts. Requires an anally lose girlfriend, basketball shorts, and a lot of wits.
last night i G-jobbed my girlfriend, she was not expecting it at all.