2 definition by Samantha Sadler

Top Definition

Somebody who is all out awesome and portrays a certain image that is accepted through certain groups, cults; etc.

"I love you! You're so radtastical!."

by Samantha Sadler March 05, 2006

Somebody who rocks outloud with a sense of flare and nobility

"Dude, that chick is a total gnarkker; I think I should ask her out!"

by Samantha Sadler March 05, 2006