Used by gamers it is a moronic way to spell Agro Aggravated. Usually only used by gamers that never finished school.
Mad gamer: HOLY CRAP!!! THIS IS P*SSING ME OFF SO MUCH!!!
Other Gamer: Why are you so Agsrow.
Mad guy: That isn't a word.
Other Guy: It is now.
WELL YES, YES IT IS.
An acronym of Confucius Music Mathematics.
Gotta love that CMM boi