What is Billabongin?
1.
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!
See 
Random Words:
1. 
Havversack: Nigger bag for niggers who need bags
Im not black Im blacker than black, Im a wide ass nigger with a havversack
See havver..