When one initially goes to urinate only to realize the pressure applied is pushing feces dangerously close to exiting the anus, requiring a quick turnaround into the sitting position.

Phenomenon is almost solely observed in males, although is occasionally practiced by females in hardcore porn.
It was quite embarrassing having to make a poo-turn from the urinal to the stall at the office.
by SHLA April 28, 2011
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to flush, zip and exit the stall only to realize there's more. . .
"I had to make a poo-turn when that chili dog came through."
by skukuza May 24, 2007
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After leaving the house, one realises that they need to quickly return to do a poo
I left for work this morning and had to perform a poo turn........ turn around and head home to do a poo
by bjc/arc July 6, 2015
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