Simply, an abbreviation for Fuck A Nigga Up
"Holy shit, im about to F.A.N.U.!"
It's where your anus is on your face.
Anus + Face = fanus
You ugly little fanus!
Someone who doesn't care about girls. He just goes from one to another and tells each and every one of them he loves them when he really doesn't. A player.
That Fanus only wants in a girls pants and then on to the next.
Fire Anus; from to much spicy foods. The feeling your anus gets when you eat or drink things that burn when they come out.
I went to work with a mad case of fanus from to much chicken wings and beer the night before.
Sometimes you realize you have a big day at work and you need to lay off the hot wings because you can't deal with the fanus.
The action of sticking a funnel inside of your anus, then having your girlfriend urinate inside the funnel.
Ally game me some violent fanus sex last night bro. So violent it dropped my swag
When someone has a goatee or facial hair growth that approximates the hairy area around the anus.
Why do so many professional baseball players grow goatees that give them a fanus?
A fanus is a mixture of an anus and someone fat.
Zac your such a fanus!
Zac why do you have a fanus?