What is Fessin?
1.
The state of constant bitching in the middle of a conversation.
Quit your fessin becky, your being a complete bitch.
See
2.
A C-Blockization of the word Fucking.
Foot Note.
Where Fuck = Fess
Hayley: Imagine Beardy with a Mullet.
Anon: Yeah that would be "Fessin" good!