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1.
When two individuals, who have had a high fiber diet for at least two weeks, get butt to butt and procede to simu -poop. The turds breach ass at the same time and meet at a point where they start to twist and push together starting the turd welding process. After a few moments the turds beome one. The turd welding is complete!

See turd welding unicorn for further applications of turd welding.
Girls into turd welding get it in easier. Fuck Yeah!
by Death Dragon January 28, 2011
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