1.)...a state of falsehood with any possible outcome/situation, to the point to where it seems that someone is lying all of the time and spewing nothing but fountains and rivers of bullshit.
2.) someone who just absolutely HAS to lie about any and everything.
chick: "i missed you babe, it felt like you were gone forever"
dude: "...wow!!! and now you're shit-coating it!?"
chick: "what are you talking about?"
dude: " my friend saw you makin' out with 3 different guys in the same week...and he even took pics....fuck you!!! it's over!!!"