A sur-name most commonly affiliated with one with fantastic looks and somewhat questionable social skills. The latter is most commonly erased by the prior.
A Lavenstein is typically affluent, well-liked, and has an
incredible body, but often puts his or her foot in his or her
mouth. Also completely excusable by his or her
charm and assets.
That
chick was such a Lavenstein, I know she insulted me like
15 times, but I couldn't be mad while I was staring at that
rack!