The female version of dipping your pen in the company ink. A senior woman in a company having sex with an underling or lower level male employee, who may or may not be a direct report to that woman.
Mandy: That Dave is quite a hot number, I'm tapping that shit in Vegas.
Jane: Do you think that's a good idea?
Mandy: Hell ya! Gonna dip my pen in the company ink, beeeaaaatch!
Jane: You're the shizzle! But, really, don't you mean Stuffing Your Taco With Company Meat! You go girl!