Definitions by Noct
Aussie threesome
An upside-down, or wrong way threesome. Being wrong meaning a two dude, one chick throw down, as opposed to the much more popular American threesome.
At the International dorm in Newcastle, Australia, surprisingly when polled, the Australians preferred the Aussie Threesome . This went against the rest of the students who preferred the traditional MFF.
Aussie threesome by NOCT March 31, 2012