An Idiot who can't even spell Idiot correctly
Person 1: You are an idoit haha LOL!!!
Person 2: Stfu you can't even spell idiot you empty-headed retard.
it means that you are in school not even doing your work, now get back.
*types 1029384756qwertyuiopasdfghjklzxcvbnm*
Teacher: Hey, so what did you write in your assignment.