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"
"I had a fanfuckingtastic time today, Jane."
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from email@example.com. We'll never spam you.