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1. piss-tank
origon Australia,n; alcoholic, lush; drunk; derro...etc.
her old man reckons Im a piss-tank.
by herbie Aug 23, 2004 add a video
2. piss-tank
A person who habitually drinks large amounts of beer.
"Let's get some dinner before all the piss-tanks get out of the bar"
by Agg Aug 10, 2003 add a video
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