look up any word, like plopping:
 
1.
better than fantastic and better than fabolous, combining creates an orgasmic aura of happiness
That is one fantabolous ass
by Anthony June 23, 2004
 
2.
'fantabolous' means they are both fantastic and fabulous put together, so who ever is called this is really really really coool :) like probs coolest in the world?
Becky Lang is 'fantabolous'
by Ball Sack Jack ;) May 18, 2009
 
3.
fantabolous is a mix of fantastic and fabolous, thought of by a girl in me class
an expression of amazment " u be fantabolous bitch"
by THE MACEDONIAN OF MACEDONIA!!! September 25, 2009