How do you say welcome in Australian?

There isn't a specific word for "welcome" in Australian English that's unique to the country.

However, Australians might use a few informal expressions to greet someone warmly, like:

* "G'day, mate!" (A very common and friendly greeting)

* "Welcome aboard!" (Used in situations like joining a group or team)

* "Good on ya!" (Expressing approval or welcoming someone's presence)

* "No worries!" (Often used as a friendly response to "Thank you")

The most common and direct way to say "welcome" in Australia is simply "Welcome!"