(noun) Sloplop is a stain on furniture because of sex, especially when dried.
During sex, I was supposed to ejaculate in a girl's mouth while we were having sex. I missed, my semen going onto the couch, and I forgot to clean it up, ending up in Sloplop.
One who drinks to the extent of becoming so sloppy that they cannot recall what happened or control their actions and thus their brain power is reduced to that of a dinosaur.
Man, after three beers at Oktoberfest, Kristen epitomized sloppolopogous with her ketchup stains!