Where you take an uncircumcised penis and a circumcised penis and put the two tips together then pull the skin of the uncircumcised penis over the top of the circumcised penis and ejaculate at the same time.
After battering the anus out of either a male or female, The rectum/intestines exit the anal cavity and and just hang out like a little red bag of garbage, this a called pink sock. take one pink sock and roll it over another pink sock joining the two together this is pink sock space dock!!
damn my anus got swallowed up in pink sock space dock last night