A person who is a slut and who would be in the Syltherin House at the Hogwarts School of Witchcraft and Wizardry.

Alternate defintions: a slut named Katherine.
"Dude, she's all over our Facebook convos. And did you see her lack of shirts on Halloween? WHAT a slutherine."
by justaguy123 November 11, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×