FUCKtastic is like fantastic but so much better.
its when you are so happy, instead of saying fucking fantastic, you just say FUCKtastic.
You can even say it when you have an orgasm, or better, a RAWRgasm :)
1: Holy shit!! he just got hit by a car!
2: HAH!! Thats FUCKtastic!!!!!

or
1:RAWR!!! give it to me!!! i want a RAWRgasm!!!
2: AHH!!! thats FUCKtastic!!!
by KaylaKakes :))) June 29, 2009
Get the FUCKtastic mug.
Refers to a girl who is particularly voluptuous.
Blond-haired, big breasted Becky is fucktastic.
by Zorro January 9, 2004
Get the fucktastic mug.
Fucking Amazing, A fuckload of something thats fantastic that makes a Fucktastic event, even more awesome than awseomesauce.
Jamal: dude I totally got with that girl.

Robhy: thats fantastic bro.

Ramzi: Yo Bro, I totally got with both those girls, at the same time.

Robhy: DUDE!!! thats FUCKTASTIC bro!!!!
by Romizie January 3, 2011
Get the Fucktastic mug.
When things are just so fantastic that you wannna fuck...
Im feeling alitttle fucktastic tonight if ya know what i mean (;
by Yo Momma dont love you. April 5, 2012
Get the fucktastic mug.