Top definition
The brownish white sticky fluid that seeps out of one's butt hole after rigorous anal sex. Very similar to a Santorum, the Passon refers only to those over the age of 65 who aren't able to control their anus any longer.
"Hey did you hear about Ted's grandma?"
"Yeah! She totally got Passoned at her retirement home by the dirty old janitor!"
by Penislover9987 November 22, 2013
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