2) a girl who has the "cockfuck mania" wants dick and she wants it now
3) an obscure so called payout, that has no offensive value to the person being called it, and really is only the mental graspings of a drunk or a grade 10 dropout trying to put 2 words together to make it stick.
Jim: "only if that rooster is alive Ben, i don't do necro cockfucking."
"whoa that slut has the cockfuck mania, look shes even wacking off that pokie machine."
Drunk or year 10 dropout: "Hey you, you cockfuck!."
Dude: "What the hell did he just call me? get an education!"
Harv: "Steve, it's Harv, what's up?"
Steve: "Heyyy, what's up cockfuck?!"