Fiefing 

Fiefing is a word invented by scene queen Nikita Nightmare. It is when you're chilling/hanging out, but you're doing it in a fierce way.

Person 1: Hey, what's up?
Person 2: Ohh nothing, I'm just fiefing.
Person 1: That's so fierce

Fiefing by SkullCandy May 14, 2009

Fiffing 

Like yiffing but with frogsonas instead:
The act of froggy fun ranging from sexual interactions to erotic experiences.
A frogsona is used within the experiences. (a persona which the person is a frog related)

Guy1 - "You aren't into yiffing are you?"

Guy2 - "Nah man i'm into fiffing."

Fiffing by Sloppy The Loppy, Froppy May 27, 2018

Fiening 

To deeply and uncontrolably miss something or someone, usually a man/woman or a drug.

Baby, I've been fiening for you all day!
Man you need to pass that shit, I'm fiening like a motha fucka over here.

Fiening by Nikki D. July 13, 2007

Filfingerfoos 

It means Retarded+Braindead+Fucktard+shithead+don't know shit=filfingerfoos

How to say:
Fil-finger-foos

person1:Im a Filfingerfoos man

person2:lmao
----------------------------------------------------
Lil Timmy:look mom its a filfingerfoos
Mom:SHUT YOU'R DAM MOUTH TIMMY
Lil Timmy: sowwy mommy

Filfingerfoos by Crooton April 19, 2018

feefing 

Descriptive of hyper-attractive girls younger than eighteen who flaunt their unaccessible hotness to make other people uncomfortable.

Fifi stop feefing! Put your shirt on!

feefing by Foundational January 11, 2011

fiening 

obsessing over someone you used to like or like and cant have that person

yo im fiening over Jose
Fabian keeps texting me he really fiening

fiening by @bluntswit June 8, 2017

Guy Fiering 

To cum in someones hair. In reference to Guy Fieri's shitty bleached cum-looking hair.

To Guy Fieri
Past tense: Guy Fieri
"... and before I came she moved her hair out of the way so I wouldn't end up Guy Fiering her."
"I somehow accidentally Guy Fieried myself."

Guy Fiering by guyfierimeat June 13, 2015