Someone who rages very often.This is given as a nickname because of this
How to use it in the right context:Jeez,he's a REAL Rage Meister isn't he?
AluminumCan:So how you doing Mike
Mike:Fine,*walks over to give Aluminum a hand shake but stubs toe*
Mike:FUCK! FUCKITY MOTHERFUCKING SHIT! ASS BISCUITS! FUCK!!!!!
AluminumCan:Calm down Rage Meister just get some ice and sit down -_-