Top Definition
1. A lie.
This expression is commonly used in Australia to express disbelief.
"Pig's arse you've got a date with Paris Hilton".
by Tears Forum Admin February 08, 2006

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A phrase used to voice disagreement with anothers assertion or action.
One might say to someone trying to push into a queue, "Pig's arse, back of the line!"
by David_L August 27, 2006

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An Australian way of saying "yeah right"
Minister: "Prime Minister, apparently George Bush has an IQ of 160."
Prime Minister:"Pigs arse!"
by murphoman May 24, 2010

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