Something slightly more amazing than fantastic, but much more astounding than fantabulisticesqueastic! Basically, it's a coolway of saying that something is the greatest thing ever.
A word that is a combination of three words. Fantastic, fabulous, and fantastalistic. They kind of mean amazing, but more like amazing on fireworks:).
With a dash of cinnamon...jkjk
Friend One: "Did you hear about that new guy?"
Friend Two: "Yea he's FANTABULISTIC!!"
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.