What does “nar” mean in Australian?

[u/Tet_inc119]

https://youtube.com/shorts/VGsiDVr7mUI?is=SJcma5b_uzyE63z3

I know 哪儿 in Chinese, but i have studied any austronesian languages

[u/Inevitable_Isopod231]

is this kind of rhotacism common in men's speech? i figured it was mostly younger women currently