Aunty

the sister of someone's father or mother, or the wife of someone's uncle or aunt:

But Tejasswi Prakash used this term to bring down another women co-contenstant of bb15 Shamita Shetty and called her Aunty. Then audience said Tejasswi *you yourself look like aunty*..shamita is hot and beautiful at age of 43.

I have an aunty in Australia.
This is my Aunty.