Mate
Friend. Also used for strangers, and with the right tone for someone you are about to have a go at.
Person 1"Thanks, mate."
Person 2"No worries, mate."
You'll also hear
Old matea bloke whose name you don't know Something wrong or missing? Suggest a fix
While you're here
A discount for friends.
A man whose name you don't know, or are choosing not to use.
No. Starting with yeah makes it sound a bit more friendly.
Afternoon. Used heaps by basically everyone.
Genuine, true, no word of a lie. Also a question: "Fair dinkum?"
Petrol station. Also where you buy a pie, milk and a bag of ice at 11pm.