Urination between a female's breasts, followed by defecation (preferably in log form), which creates a log flume effect.

when havin anal sex you pull out pour some Vodka or Sminof on your fireman. Then get her to suck it off then resume anal sex.

When, after sex, a woman deficates on a man's chest and then urinates on it.

big piece of motherfucking shit right in yo mommas mouth

aka

any of your other online selves

A vagina that has entertained an extensive pounding. See meat locker

When you take a crap at a random toilet, and you hover over the sit so you don't touch it.

However you have to prevent the water splash from when you drop a turd. So you flush, and as the water goes you poop and the "log" then shots down the toilet with no splash..