so your fucking a girl in the ass right? meanwhile you shit on a plate and stick it in the freezer. then when u are tired of sex and/or your dick is red from abrasion, you proceed to extract the frozen log from the freezer and shove it up the woman's ass until it eventually thaws

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.