EvilMuse Share definition Flag Teh sexeh owner of killjoy radio on undernet. The epitome of evil once she is angered, otherwise one cool bish. Don't piss off EvilMuse, as her name is and indication of WHY not to piss her off... EvilMuse by EvilMuse April 12, 2005 0 0 Get merch Get the EvilMuse mug. Buy Now — $32.95 See more merch