A wank performed while at work and during work hours, usually in the toilets and for the purpose of:
A: Giving yourself a little boost during a particularly unpleasant or difficult task.
B: Rewarding yourself for completing a particularly unpleasant or difficult task.
C: Seeing how much money you can earn from your cunt of a boss just for having a wank.
D: Stopping yourself from feeling the need to molest that hot new girl in reception.
Fuck this self appraisal is doing my head in, I'm off for a work wank.