An extremly fun phrase to say. It can be used in many ways as it does not have a real definition. It can be something you call someone, or just a random exclamation.
1) a. Hey there Shit Titty Fucker!
b. Ahh! You're such a Shit Titty Fucker
A swine wank knob fucker is someone who is always a douche. Even at their nicest they are extremely rude. Most commonly they have daddy issues and manage to Piss you off all the time
Jim at the party last night was a real swine wank knob fucker