To have anal sex, or to finger someone's inside the anus. Moving the fesises inside the anus deeper, or further back into the colen. Moving the feces so
deep that it has been moved/ migrated to another portion of the
colin. Thus changing the
time and or day the person would have the bowel movement and void the fecies.
Hey girl I sure would love to migrate your
sexy ass!
I'm going to migrate the fuck outa
your ass.
I Wana migrate you so hard.
I'll shuve that shit into next
week!