1 definition by Alan, Jason, Travis

The act of simultaneously releasing the fecal matter from your anus and bustin' a nut (preferably on a girls face/chestal region). Is known to stimulate all portions of the genitalia and prostate at the same time, relaying the ultimate for of orgasm.

Warning: Evacuating your load at the exact moment the widest portion of dump passes through your rectum may result in a high enough pleasure to cause death.
Mikey tried to pull off The Tandem, but couldn't, due to the fact that he is a little sniveling girl who can't do anything right and will forever be known for his dinky dong, which is, by far, too small to, in fact, masturbate.
by Alan, Jason, Travis July 3, 2008
Get the The Tandem mug.