The word Australia when referred to informally with its first three letters becomes Aus. When Aus or Aussie, the short form for an Australian, is pronounced for fun with a hissing sound at the end, it sounds as though the word being pronounced has the spelling Oz.
Because most roads are paved with yellow brick, and Canberra (the capital) is adorned with rich green emeralds. Plus, Australia was once used as a maximum security prison.
The word Australia when referred to informally with its first three letters becomes Aus. When Aus or Aussie, the short form for an Australian, is pronounced for fun with a hissing sound at the end, it sounds as though the word being pronounced has the spelling Oz.