A homeschooler's "emo". A play on words referring to the style of music and more appropriately the emotional expression. Homeschoolers usually switch to emmo mode when popular public schoolers are in the vicinity.
Chad(Public Schooler): Hey, look at Herbert. He thinks he's so emo.
Herbert(Homeschooler): *Attempts to sweep combover over eyes*
Brian(Public Schooler #2) He's not emo. He's emmo.