Its a fucking bitch which will come to you, take you to his house and then turn you into bitch and fuck you up at the same time, they are very fucky and are fucking perverts
random person:" hello wierdo, wanna come to my house for no apperant reason whatsever"
other person:" get lost bitch fucker"
The Fucking Fucker is where you'd stick your head in someone's pussy and scream FUCK, It can also be done by putting a phone in someone's pussy and making the phone say fuck loudly.