1 definition by RUSTY MCNUTT

This is the act in which you roll up into a ball during masturbation and right before you ejaculate, you immediately insert a bowling pin into your anus, and then proceed to blow your load onto your own face.
Dude, Trent gave himself a Dingy Australian last night at the frat party.
by RUSTY MCNUTT July 27, 2009
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