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1.
To use one's penis to swirl or otherwise mix a drink being served to an enemy or a woman that has just rejected you
Bartender: That guy was just giving me heaps of attitude like I am his slave so I Aussie Stirred his whisky

Rejected Guy: Just asked that chick if she was up for some scrapes and she spat in my face, good thing I pre-Aussie Stirred that drink I bought her
by Mezkall April 05, 2011