Someone who acts tough over the internet. And is probably a complete pussy in real life but is brave with their fingers on a keyboard AKA (buff fingers)
"Hey buff fingers why don't you stop hiding behind your computer and say that shit to my face."
something that no one knows what it means and there's a good change a lad named Dave created it and usually meaning something along the lines of "fight me"
Elise- I think Dave is mad at me.
Alice- why do you that?
Elise- he said 'buff me'...
Alice- oh dang he's pissed
Giving her a good session of anal, coz she's a yoghurty fucker after multiple sex sessions of cum dumping in the vagina. So you decide to use the rear door and "buff her chuff"
I went home with her and she was well up for it. I didn't want to stir someone else's porridge so I decided to buff her chuff