A selfconfident, ambitious, asseritve person with very flirtatious personality. They don't share a lot about there self and are not perticuarly warm, but they are very likeable nevertheless. They are very confident with there sexuality, there body and can express themselfs very easily in the bedroom or on the dancefloor. They do not shy away from revealing clothes, since it gives them confidence and it does not define their personality. They make other people comfortable to express themselfs around them aswell. but still be cautious. You never know what a slutherin will do next.

In a friendship group slutherins protect there close pack, and if nessecary are the best wingmans.
I bet she is a slutherin, I mean with that hair and that dress.
by personalitywizard November 15, 2018
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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
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