Junktastic 

Fantastic. In a junkie kind of way

Shannon stayed up all night doing cocaine even though she had to work early the next morning and planned on drinking 3 redbulls to get through. That girl is junktastic.

Junktastic by pookiemane July 8, 2009

Jacktastic 

A person named Jack who is fantastic.

"Man that guy Jack is fantastic"
"He's fucking Jacktastic"

Jacktastic by Jack Likes Fire August 2, 2007

Jentastic

a sensation one feels in the presence of a beautiful smart girl that is named Jen. The feeling is one of numbness and awe.

John gets a jentastic sensation everytime this one girl named Jen is nearby.

Jentastic by John Duckworth May 18, 2008

Juantastic 

When something is so cool and awesome at some point it ain't fantastic no more it becomes junatastic.

-Yo Nicolas check this shit out

-It's Juantastic

Juantastic by PamelaChu13 August 18, 2016

funktastic 

a higher level of fantastic, on par with craptastic, cept it's good.
when something is supremely funky, it may be deemed funktastic

that guy playing the sax is just funktastic. that guy playing the washtub bass, however, is craptastic.

funktastic by spanky July 15, 2003

juntastic 

events or objects that are impressive beyond words of common day lanuage.

"did you see that? that was like...juntastic!"

juntastic by Andrew Jun April 24, 2006

Janktastic

Fabulously janky. The jankyist of them all. The opposite of fantastic.

My ride is janktastic now that it's missing both headlights.

Pete's new shoes are janktastic.

That ducttape holding your shelf up makes your cubicle look janktastic. hollaaaaaa

Janktastic by KarlaS May 6, 2006