Walla has 2 different meanings across 1 category:
Proper Noun
Noun
1
Alternative form of wallah
"The old man called his friend over to see if he was right about that, but I just said it all in my own walla without waiting for him."
Proper Noun
1
A surname.
"The local newspaper featured an interview with actor Anthony Walla about his upcoming role in the new film."