A bastardization of the word "fantastic" with the word "fuck" added in for intensification.

It originated from the commonly used phrase "fucking fantastic" and was scrunched down into one word for simplicity.

Other similar words are "Infuckingcredible" and "Unfuckingbelievable"
"That show was totally fanfuckingtastic, no?"

"I had a fanfuckingtastic time today, Jane."
by Iceberg Man August 21, 2006
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Something good or bad in a big way. Usually said in a sarcastic voice.
by Zaharias April 19, 2006
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a word used to describe how awesome something is, both in a sarcastic and serious manner, depending on what the context of what your statement is.
serious version:

Ryan: Dude i just got layed!

Tim: Fanfuckingtastic bro, about time you got some ass!

Sarcastic version:

Smith: i just got your promotion Jill!

Jill: well isn't that just Fanfuckingtastic?
by Todwolf Ruziki Malachi December 22, 2012
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a word that enphasizes somthing in a possitive way (and also one of my fav words)
That Salty lamb i had was FANFUCKINGTASTIC!
by Talon May 31, 2004
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Something not good, said with sarcasm.
"My car was just stolen, that's just fanfuckingtastic"
by Anonymous April 11, 2003
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To be the best of something that there is. To be great and extremely, utterly wonderful. Not just fantastic, not just fantastical, but fanfuckingtastical. The epitome of fantasticness. It can also be used in a sarcastic manner.
This is the most fanfuckingtastical day of my life!
Sarcastic example: Oh that's just fanfuckingtastical, I'm late to work, haven't eaten breakfast and my tire is flat. Fanfuckingtastical!
by Aryn Bliss April 19, 2007
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