To which a non australian has a large obsession with Australia moving their choice of words to an oversized amount of Aussie slang. The word is brought from the terms "koreaboo" and "weeaboo". An "aussieboo " is found using terms such as 'g'day mate', 'I'll throw a shrimp on the barbie', etc.
Ex 1 .
Non Australian : "G 'day mate " *does Aussie hand gestures *
Australian: Omg,, they're such an aussieboo
Ex 2.
"Omg, did you see hyunjin from stray kids yelling AUSSIE "
Yeah,, he's such an aussieboo
A return response to an Aussie mate (male) usually over a few beers who says something so outrageous that “fair dinkum” just doesn’t cut it.
Mate at pub: Went fishing, fell in the water, got attached by a shark, managed to get out of the water fairly unscathed and scored a root on the walk back to the Ute.