It's not actually just an Australian term for a hurricane. It's a special type which occurs in the outback, when a swirl of wind picks up wind or sand and spins it around tornado-like. This is very small scale and lasts from about 5 seconds to about 10 minutes.
"Oh look, it's another willy-willy startin' up behind the shed"
36๐ 18๐
n. Australian meteorologist with two willies.
Joe: Show's yer willy.
Bruce the weatherman: I have two.
Joe: Show's yer willy-willy.
45๐ 29๐
The combination of a wet willy and one's own willy. Where a male puts his penis in someone's ear for pure comedic effect.
Guy 1: Dude I just gave a girl a willy willy.
Guy 2: Once you go black, you go deaf.
7๐ 12๐
A willy-willy is like a wet willy, but instead of putting your finger in your mouth first, you put it in your own ear and wiggle it around first to get a nice coating of wax. Then you insert it into someone else's ear.
Jeff: I'm going to give you a willy-willy, Willy.
Willy: I don't want one.
Jeff: Then your parents shouldn't have named you Willy.
1๐ 6๐
Where you lay on your stomach and hump your hand so God damn hard it makes your penis enhance larger in size.
I don't know what the fuck it is, i just caught my brother fucking a towel and he made it up. But i guess he has other people doing his Willy willy up up shit.