spherplunken 

A sexual act in which a man does a woman from behind and treats her ass roughly (by means of smacking, grabbing, etc...) until it turns a pinkish color. The act is finished by pulling out and cumming on her ass.

I love girls with bedonkadonk, they're the best for spherplunken.

spherplunken by fugaho June 11, 2009

sperplunking 

Main Entry: sperplunking
Pronunciation: / ˈspərpləŋkiŋ /
Function: adverb
Etymology: Latin spaplunkis, from Greek
Date: 2007

1: to ejaculate until dropping abruptly A: plonking
2: to lose consciousness due to excessive masturbation

Spencer solved his chronic cases of insomnia and blue-balls with sperplunking.

sperplunking by shieh August 7, 2008

spherplunk 

To fuck a woman anally & pull out ejaculating over her ass while your massaging her anus with your thumb pushing your cum into her as she plays with her clit.

Hey John, said Jane would you spherplunk me tonight.

I'm the man when it comes to spherplunk

spherplunk by MsBell2022 February 1, 2022