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2.
The result of a drunk male attempting to insult another male on a Saturday night. The 'skin' part was due to the insultee weighing less than the insulter (a logical way to put someone down), the 'fuck' element used as it is always used in insults.
"...ahhhh, you're such a skinfuck!"
by Dark Electric July 16, 2008
 
1.
The ultimate free streaming website for Porn, Hentai and hot Asian girls that love to talk to you in the chat room.
Skinfuck.com is a example of the most Epic porn site around, Skinfuck is for the win!
by Bledwings July 13, 2010