posiedons kiss
When you're taking a dump and the toilet water splashes up and gently kisses your booty hole
I sat on the toilet earlier and as soon as that turd dropped I felt posiedons kiss to ensure me that my gift to the sea was recieved
Posiedon's kiss
When you're taking a fat shit and your mighty log plops in the water, and the water come up and gives your taint a little smooch.
Friend 1: I was shittin' and out of nowhere I got a little posiedon's kiss.
Friend 2: yur gooch done got a smooch
Friend 2: yur gooch done got a smooch