billabonk: to make passionate love beside a waterhole
bludgie: a partner who doesn't work but is kept as a pet.
dodgeridoo: a fake indigenous artefact.
fair drinkum: good quality Aussie wine.
flatypus: a cat which has been run over by a vehicle.
shagman: an unemployed male roaming the Australian bush in search of sexual activity.
yabble: the unintelligible language of Australian freshwater crustaceans.
bushwanker: a pretentious drongo who reckons he's above average when it comes to handling himself in the scrub.
shornbag: a particularly attractive naked sheep.
technicolour lawn: the front yard after a rave party.