evil brain Share definition Flag the act of squeezing ones testicles to accentuate the seam and to allow the sesame seed-like follicles to appear near bursting When Grandpa gets drunk, he claims the evil brain helps him win at Scrabble. evil brain by grokdeezballz July 13, 2009 0 0 Get merch Get the evil brain mug. Buy Now — $32.95 See more merch