Caraffi is an Italian originated last name that comes from the English word "hardass" meaning they are at least 45% whoop-ass in body mass. They are usually potheads and deal greats amount of weed. They are most likely part of the Italian mafia. Beware.
A Polish originated last name that means "extremely sexy". Anyone with this last name is usually very attractive and really unfriendly. Blonde "Misztak's" are seductive and irresistible but completely beyond your level.
"That girl is so hot"
"Don't even try, she's a Misztak"