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!
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1.
A feature of the slangdefinehome page that never updates, resulting in hordes of new definitions for terms that are already more than su..