Aussie JUMPER is a type of clothing that originated in Australia. It is a loose-fitting, lightweight garment that is usually made from wool or cotton and is often worn over a shirt or blouse. The term 'Aussie JUMPER' is derived from the two words 'AUSTRALIAN' and 'JUMPER'. The crossword solutions for this term are ROO (3 letters) and ROOS (4 letters). ROO is an abbreviation for kangaroo, which is an iconic AUSTRALIAN animal, while ROOS is the plural form of the same word.