This expression is used whenever something so fantastic occurs, or you receive news of such a fantastical nature, that you have to describe it with a positive adjective such as, "Fantastic" - alongside the words, "to the fourth degree." By using this expression, you are emphasizing the sheer awesomeness of whatever it is you are describing. This expression can be used when you find out you are going to be a mother/father! You can also use it when describing your last coitus session.
Person 1: So dude, how was it banging that girl we met last night??
Person 2: Dude, I have never had an orgasm of such a magnitude. It was fantastic to the fourth degree.
Person 1: Marry her.
Person 2: Dude, I have never had an orgasm of such a magnitude. It was fantastic to the fourth degree.
Person 1: Marry her.
by Booty Man Stan July 25, 2018
Get the Fantastic To The Fourth Degreemug. A bowl consisting of weed, tobacco, wax, dab resin, and kief. This should be ripped out of a bong but a pipe would work to. PSA a blowtorch is required for this bowl to be enjoyed fully
Dan”you really packed that dude a fantastic five! You bogus”
Bartholomew”I did you see his face after he hit it”
Bartholomew”I did you see his face after he hit it”
by Longnutss January 11, 2024
Get the Fantastic fivemug. by Libushe July 17, 2023
Get the Fantastic samsmug. 
Get the Fantasticalmug. When you actually care what your child wears, and make it a conscious note not to dress them in obscenely clashing colors or fashion originating from the 1950's.
Jason personifies fantastic infant dressing today. It is clear that his mother took the time to make him look nice.
by Sakura-san January 15, 2009
Get the fantastic infant dressingmug. 
Get the fantasticalmug. A cross between fantastic and testicular cancer that will catch people by surprise when they are expecting a nice FANTASTIC but instead end up with a devastating form of cancer.
by Abe Nugent November 8, 2007
Get the fantastic-ular cancermug.