When you are refering to someone has being emo, you are usually are stating that they are sensitive, or have a emotional personality. emo truely is a type of music that started in the eightys and is rapidly moving back in its popularity. It's a sub genre of punk music which has grown to be more popular then punk it's self. Each and every day more and more emo bands are coming out. However, emo most commonly is refered to as a type of fashion.