Anything that is done in the style of a cunt. An item that is offensive, unhelpful, insulting, obstructive or demeaning. Best used in situations where use of the word cunt may result in harm to oneself, and the subject isn't intelligent enough to understand the implications (see example).
If a managertreats his staff badly he has a 'cuntional' management style, rather than him simply being called a cunt, thus reducing the likelyhood of being sacked.
The functionality of this system is to process customer orders in a timely fashion. If used by John, the cuntionality of this system is to keep John in a job when he should have been fired a long time ago.
After enduring five minutes in the company lunch room with coworkers talking endlessly about their children's fecal accidents and showing photos of their brood, Jennifer suddenly stood up and cuntically said, "Excuse me, I have an appointment at Planned Parenthood."