neptunes kiss 

the name given to the water/piss splash which wets ones bottom when excreting a particularly heavy shit when sat on the toilet

i was a victim of neptune's kiss after having a shit

neptunes kiss by cunningstunt June 11, 2004

neptune's kiss 

The splashback of cold bog water up your ringpiece when dropping the kids off at the pool.

(from cubicle): "Aaaaaah"
(from other cubicle): "Neptune's kiss?"
(from first cubicle): "More of a peck on the cheek."

neptune's kiss by Dannyboffin October 28, 2007

Neptune's Kiss 

when the water bounces up at your butt after you poop

*pooping*
aw man i got a Neptune's Kiss

Neptune's Kiss by Daniela_gAmer January 27, 2015

Neptune's kiss 

When your shit makes such a splash it comes up and hits your crack

Damn, that shit was so big I got Neptune's kiss

Neptune's kiss by Redrose96 December 1, 2015

Neptune's kiss 

A Neptune's kiss is the splash of water that touches your butt after pooping in the toilet. The Neptune's kiss is basically your shit kissing gou goodbye

"took a dump so big I didn't even need to clean myself afterward: the massive Neptune's kiss resulted did the job"

Neptune's kiss by AuroV February 10, 2018

kiss of neptune 

When toilet water splashes up and hits the tip of your penis .

Dude I just got the kiss of Neptune, it was fucking disgusting

kiss of neptune by Pnklkr69 May 18, 2018