"Back blocks" generally means a region outside of the cities and "civilised" areas. It can mean "the bush", or the country. If someone comes from the "back blocks" it may mean they come from a bush or outback town.
"Back blocks" can also have a derogatory meaning: if someone lives in the "black blocks", they may live in the poorer suburbs where facilities are less desirable.
''Dill'' means ''idiot'' as australian slang.
Grog is a slang term for alcohol.
G'dayThere is no specific Australian slang word for 'welcome'. G'day is a greeting, but does not mean 'welcome'.
Canberra is the capital city of Australia.. not a slang word.
Tomato sauce
It is a slang word for defecating.
"Oval" means the same thing in Australia as it does in America, an elongated circle. I think what you think it means is the answer to this question, "What does 'Date' mean in Australian slang?"
"Carn" is Australian slang for come on.
A long time.
Australian slang, to be drinking alone.
husband , in Australian slang And in American slang too.
This is an old slang word for teacher