1 definition by encyclopedia of sex

Fisting an orifice while simultaneously being shat and pissed upon"
Chris: Hey Rachel
Rachel: Hey, do you want to have sex?
Chris: Well...only if were going to be shisting.
Rachel: Of course, I've been holding in a big shit all day.
Chris: Yes!, plop that on my chest.
by encyclopedia of sex October 7, 2005
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