One who is not just a skank, or a slut but a combination of the two, usually a female who enjoys her promiscuity and 'assets' and uses them to her advantage.
"You know the girl with the huge knockers?" "Ergh, she's such a skankity slut-slut".

"Hey everybody, it's skankity slut-slut!"
"My name's Mai Valentine."
"That's what I said, skankity slut-slut." -Tea, Mai. Yu-Gi-Oh: The Abridged Series
by Unsinkable K. September 13, 2007
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