fastnasty 

Somebody who is fast and nasty. They are quick to jump into bed with you. They like getting down and dirty.

Kristin is a total fastnasty, especially when it comes to getting with Shane.

fastnasty by kKRASH & gBOWL May 19, 2009

fatnastic 

A term used to describe a corpulent and unattractive person

So how was your date the other night?

Oh it was terrible, he was fatnastic!!

fatnastic by Mango Madness November 20, 2007

fatnastick

(Verb) to be fatnastick
A combination of awesome, fat, nasty and fantastic.

"Have you been to Khao San Road?" "Ya! That Pad Thai was fatnastick!"

fatnastick by Pilly92 February 10, 2015

Fantasty 

Someone who is so tasty looking (personally attractive) he/she is worthy of fantasizing about.

Man, have you seen the new intern? She is fantasty!

Fantasty by BrainstormOverload December 29, 2008

Fratnasty 

When you drink like you're in a fraternity yet you're not because you're either too old or no longer/not in college

Dude, we got so fratnasty at last night's party. I took down a beer bong and shot gunned beers all night.

Fratnasty by Almarock April 1, 2013

fagnasty

a homosexual person or action that is so openly gay and disgusting, it's both gay and nasty.

Two guys kissing each other at the bar in public would be deemed fagnasty.

or used in context:

Joe: "You see that 300 lb fag wearing a thong over there holding hands with that other dude?"

Jeff: "Yeah that's totally fagnasty!"

Fagnasty can also be used as an insult for extra emphasis:

"Get the fuck out of my way you fagnasty faggot!"

fagnasty by JHop February 14, 2008

fishnasty 

The act of waiting for terri schaivo to die, then fucking her in the ass removing the last bit of nurishment she had, then fucking her feeding tube hole with it, and when you are about to pop, you defibrulate her and spunk in her mouth bringing her back to life

james cant wait for her to die so he can pull a fishnasty on her ass

fishnasty by 38 March 29, 2005