An obnoxious, annoying, adolescent.
One who is completely oblivious to their own mistakes, and increasingly intolerable presence.
'Eurokiddie's' mostly occupy the internet, and a large sector of online gaming.
They believe that they are among 'elite' gamers in skill, and tend to blame others around them for their own mishaps, completely oblivious to their own lack of skill.
Setting, "A Team Based Online Game"
Eurokiddie: "WTF THIS NOOB TEAM SO SCHRECKLICH!!!1!"
Teammate: "Please shhhh"
Eurokiddie: "YOU ARE THA WERST OMG LOOK AT YOU"