sickgnarsty 

something that exceeds normal words to describe it. it is more epic than sick, sicknasty, sickgnar, tight, and other adjectives.

may refer to snowboarding

Dude 1: Dude i can't believe it's snowed 420 inches in the last week! We're gonna have some sickgnarsty snowboarding this weekend!

Dude 2: Like a boss.

sickgnarsty by jeremice March 24, 2011

sicknasty 

So unbelievably awesome it can't be described. The phrase sicknasty is best used in the same sentence the words son and bro.

Oh, man that was sicknasty

sicknasty by rockstar4 July 13, 2010

sicknastyyy 

the action of being totally awesome.

Wow, you and you're friends are soo sicknastyyy

sicknastyyy by lovaaaaa February 9, 2008

sicknasty 

too cool to even explain, too fucking awesome

Derrill is so awesome, but Kaythomps is SICKNASTY

sicknasty by KayThomps January 3, 2007

sicknasty 

the BEST! something that is better than everything else :]

Joseph Phillip Page or Joey Page is sicknastyyy :]

sicknasty by Chelsee x3 January 15, 2008

Sicknasty 

When something is nice but u can’t just describe it as sick or nasty

Brooks: “Did u see that catch?”
Billy: “Ya. That was absolutely sicknasty.”

Sicknasty by BillyMitch25 January 13, 2021

sicknasty 

Used to describe something beyond cool. Made popular with the young teens by Disney star Joey Page.

"Dude that ride was so sicknasty"

sicknasty by Lindsey Connor January 11, 2008