A derivation of the term "emo". This relates specifically to the actions exhibited by members of an online gaming community. Such actions include listening to this genre of music (emo) while playing a given game. It also can include frequent unhappiness/sadness shown and/or promoted via an online means. Origin of this word comes from Xenocidic in April of 2006 in relation the character Dashkull, one whom shows the most pronounced and definitive characteristics of the word.
"Is Mecrush online today?"
"Yea, but he's been pretty acting pretty Dashmo all day."