Hi Gavin,
Its seems, from the definition, there may be a little 'wank' in all of us:). It's a noun and a verb, like the American vernac: Party. Something you do - something you have. Have you heard of a shop in the Hyde Park area called the 'Salt Mines'?
>Hi Terry,
>
> I knew somebody would ask this !!! Here is the meaning according to The Macquarie Concise Dictionary:
>
>

>wank
>Colloquial
>--verb (i) 1. to masturbate.
>--noun 2. an act or instance of masturbation. 3. a hobby: flying is his wank.
>4. behaviour which is self-indulgent or egotistical. [origin uncertain]
>--wanker, noun
>

>