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1.
To vossler is to urinate, shit, and bleed out of the same orifice at the same time. Typically happens only out of the anus, but in rare cases can come from the mouth. Recommended to see a doctor shortly thereafter.
Get the fuck out of my way, I'm about to vossler!

or

I vosslered last night bro, my asshole feels like I got raped.
by DD458 November 14, 2007