radtastic

fully radical;rad and fantastic at the point of full expression at the same time.

That show last night was fucking radtastic, dude!!

by Andy-Fuckin-V!!!! February 25, 2012

radtastical testical

it's when your SO rad, even ur testicals feel rad

yo, my white niggas, that shoot out was so radtastical testical that i almost shot my testical

by laninna July 09, 2007

radtastic

when someone shares fantastic news with you that's absolutely rad

aw dude that's radtastic

by kac-jesus-how October 23, 2018

Radtastic

Totally cool, yet better then life.

Related to the words rad and awesome.

"That shirt is radtastic man."

by AudreyDoodleBop July 31, 2009

radtastic

a combination between radical and fantastic,

that noob is radtastic

by foodweednicotine April 26, 2019

Radtastic!

Fantastically radical, radically fantastic

Your skateboard is way more radtastic! than my skateboard, duuude.

by Nick Kname November 07, 2014

Radtastic

An adjective to describe something both radical and fantastic; a portmanteau of the two words

John: hey how'd you do on the quiz

Jake: fuckin radtastic

by FabulousTurtle September 12, 2016