Skurplunking 

Adjective; most widely used to define the act of fucking a fat person. Normally used for men. For the female version see suffocating.

Guy: Dude i hear danny really likes to go skurplunking in his spare time.

Other guy: That must be suffocating!

Skurplunking by The skurplunnker October 3, 2010

skullunking

When a person puts their head/face so deep into a vagina that the woman feels their adams apple.

Dude, I went skullunking so hard last night, I almost died.

I skullunked so hard, I know what an ovary tastes like.

skullunking by bakedmcgavin March 18, 2015

Skerplunking 

To rummage or search for something important

I was skerplunking for pork rinds.

Skerplunking by M.Wood May 30, 2008

Skerplunking 

To fornicate repeatedly until unconcious.

Shall we go back to my place for some skerplunking.

Skerplunking by B_man March 19, 2003

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

SPURLUNKING 

the sport of toilet games that requires the art of sitting upright on the john and aimed directly over the top of one's penis head with ones mouth, followed by a well placed and slowly dropped lugie from the mouth onto the head of one's penis while on the toilet.

Today children we will be learning to potty train and after I the teacher will help you with your SPURLUNKING technique.

SPURLUNKING by Michael Mancuso aka. C++ March 2, 2004