billibonging 

cool, awsome, good, banging

dude that is billibonging

billibonging by Devonte November 23, 2007

billabongin  

Extremely awesome, badass, sweet, cool, gnarly, righteous, amazing, unbelievable, etc. Should not be used up north unless used by someone originally from or born near the beach.

Check out that billabongin car!
Dude that shit was so billabongin!

billabongin by ScorinGoren October 20, 2007