Aussie term for a morning erection brought on by a full bladder.
don't jack it: it's a pissfat!!
by skirtlifter January 10, 2005
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When you hold your pee-pee in your pay-pay so it looks bigger when you try to kerr a reenie
This pissfat is very effective at seducing the femiles
by Bardem Productions November 20, 2014
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