Fantabulous!

fantabulous

slang Excellent or outstanding. A portmanteau of "fantastic" and "fabulous." Fantabulous! I'll meet you at 8:00 then. A: "OK, I'll give you guys a chance." B: "Fantabulous—you won't regret it!"
Farlex Dictionary of Idioms.

Fantabulous!

exclam. Great! (A blend of fantastic and fabulous.) You’re here at last. Fantabulous! Where did you get that fantabulous haircut. There’s no two hairs that are going in the same direction! Fab! Fab! Fab!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • fantabulous
  • in some neck of the woods
  • in this/that neck of the woods
  • as the white on rice
  • I'll see you (later)
  • I'll see you later
  • be a mixed blessing
  • get back to (someone)
  • I'll see ya (later)
  • over the wall
References in periodicals archive
Fantabulous! At her place we talked, laughed, giggled and did everything that new lovers do.
If I had to use one word to express it I would say it was 'fantabulous!'.
The word then becomes, fantabulous! What a fantabulous program the Look In, Shout Out event was.
Fantabulous!" tweeted trade analyst and film critic Taran Adarsh.