Noun
willy willy (plural willy willies)
(Australia) A whirlwind, cyclone or tornado; a dust devil. [from 19th c.]
willy-willy (plural willy-willies)
Alternative form of willy willy
willy-willy
Piss poo dangly shit arse fuck wee.... Fuck cunt willy willy wank piss mung. Ben Croshaw
There is a story of the origin of the brolga in which a bad spirit descends from the sky and captures the young being and abducts her by taking the form of a willy-willy. Source: Internet
The Australian English term "willy-willy" or "whirly-whirly" is thought to derive from Yindjibarndi or a neighbouring language. citation In Aboriginal myths, willy-willies represent spirit forms. Source: Internet