the weird kids that wear dragons on their shirts, read/watch anime, play ddr, hackey sack, magic cards, are walking billboards for hot topic...and any other loserdragon type thing.
An outcast in high school that wears dragon ball z shirts, chains, and plays hacky sack and or has weird habits like their hair, the way they walk or talk etc...
AJ: "LOL look at those people playing Halo 3"
Joe: "They're the Dragon Kidz, I wouldn't mess with them if I were you"
AJ: "K. Let's go play Emo Boy for the Dreamcast"
The term is used to describe someone who, on a believe level, identifies as a Dragon.
Dragonkin is, a form of, and part of Otherkin.
The word itself is build up from Dragon (type of kin) and kin (See: Otherkin). This portmanteau is used to segment the Otherkin community and forms a group that is somewhere on the Taxonomic rank
Because there is a lot of hatred around the topic of Otherkin; Most who identifies as such, Don't tent to let others know, in fear of this hatred