So many people think emo means emotional, its not :p It means Emotive hardcore. Some guy on habbo, started like calling me "emo" and i was like "do you even know what emo means?" and he was like "DUH, emotional" and so i asked some other people what they think, and they all say emotional -.- I have the dictonary meanings =]
What it doesnt mean:
Genre of softcore punk music that integrates unenthusiastic melodramatic 17 year olds who dont smile, high pitched overwrought lyrics and inaudible guitar rifts with tight wool sweaters, tighter jeans, itchy scarfs (even in the summer), ripped chucks with favorite bands signature, black square rimmed glasses, and ebony greasy unwashed hair that is required to cover at least 3/5 ths of the face at an angle.
What it MEANS:
emo:-;; emotive hardcore / a type of singing,loud,harsh.
Source: Websters Dictionary.