the finishing move of mortal kombat character mrs cook, she snaps her nappy into the face of an opponent killing in one swift move. the stench alone is enough to take down the heftiest buffalo

A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.