Romptastic 

adj. descriptive of schwifty nigga activities (romptompkins), being terrifically rompy while being schwifty, being exuberant and joyful while taking part in a recreational romp, describing some level of fuckery that just so happens to work out perfectly.

I knew I was romptastic when I finally penetrated my 9th grade English teacher during a recreational romp in the library and busted a load in her funbun.

Romptastic by Natalie Wobble June 28, 2021

Rumtastic 

When you’re having fire ass rum.

“Yo Ashley this Captain Morgan is rumtastic!”

Rumtastic by Sagé March 22, 2019

rocktastic 

music that rocks fantastically.

anything that you makes you get up and want to rock out.

rocktastic by Ed Hartley January 13, 2004

Rocktastic 

Adj. Rocktastic: A Portmanteau combination of two words "rock and fantastic" meaning beyond fantastic;or ridiculously wonderful; it is as long lasting as a rock or as exciting as rock n' roll with an extra dose of fantastic.

Rock~ rock is a naturally occurring aggregate of minerals and/or mineraloids.

Also, more importantly also refers to rock 'n' roll: a genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western; "rock is a generic term for the range of styles that evolved out of rock'n'roll."

Fantastic~ antic: ludicrously odd; extraordinarily good or great ; used especially as intensifiers; fanciful and unrealistic; foolish;existing in fancy only;extravagantly fanciful in design, construction, appearance;is a literary term that describes a quality of other literary genres, and in some cases is used as a genre in and of itself, although in this case it is often conflated with the Supernatural; Existing in or constructed from fantasy; of or related to fantasy; fanciful; Not believable; implausible; seemingly only possible in fantasy; Wonderful; marvelous; excellent; extraordinarily good or great (used especially as an intensifier)

"Your outfit is so rocktastic. Everybody is going to love the way you look."

"This is an awesome show/concert were going to go see. We are sooo gonna have a rocktastic time."

"I just got a degree... resp: Congratulations! That is truly rocktastic."

"That fantasy or sci-fi movie, game, book, (insert some kind of entertainment or media) was fraken rocktastic."

Rocktastic by Mystic Model May 19, 2009

Rocktastic 

You are so excited and fascinated, you can't say a word and are still like a rock.

Were goiNg to Disneyland! Oh my god I'm rocktastic

Rocktastic by TheAwesomeNoob December 23, 2010

Romantastic 

Romantically Fantastic.

He is so Damn Romantastic!!

Romantastic by You Look Stunning September 22, 2020

Rofltastic

Something that is pleasing in a greatly amusing manner. Derives from the word fantastic, meaning fantasy-like, only to exist in dreams or the imagination, and the accronym ROFL, which stands for Rolling On the Floor Laughing.

person 1: Say, Pete, did you see that there's a banana hammock sale going on at the Salvation Army?
person 2: Rofltastic!

person 1: That n00b Olly went out with a transvestite he met online!
person 2: Rofltastic!

Rofltastic by Jackford December 12, 2008