Shamwow
V. To remove the penis from the vagina during intercourse just prior to ejaculation and subsequently ejaculating on the females abdomen. Then proceeding to pat down the ejaculate with an orange or yellow towel then flipping the towel over and repeating the process. After following the previous steps you must ring out the towel while saying sham WOW!!! The wow must be said with unbelievable enthusiasm.

to be shamwowed
i am shamwowing

I was having sex with tim on his bathroom sink when he shamwowed the shit out of me!!! 

see also the shit out of 