When you take a clear plastic tube and sick it in your ass and the other end into your partners ass. Then shit so it goes up into your partners ass. Your partner then shits it back into your ass.
Brent wanted to get freaky last night so he gave Gabby a fecal exchange.
Fecal exchanges are so hot right now.
Fecal exchanges are so hot right now.
by J Clark June 22, 2006
Get the fecal exchangemug.