Top Definition
An unruly child with an extreme wild side. Well known for his/her understanding of phsycology. Can sometimes be a downer, or an underdog but has a die-for body. The person you go to if you need some exitement in your life. Roack-Hard abs are a killer in this kind.
Look! *points out the hottest body in the crowd* Now thats definetaly a Rupright!
by ILoveRupright May 08, 2011

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