From WordNet (r) 3.0 (2006) [wn]:
Aussie
n 1: a native or inhabitant of Australia [syn: Australian,
Aussie]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Aussie \Aussie\ n.
1. a native or inhabitant of Australia. [informal]
Syn: Australian.
[WordNet 1.5]