Toe gristling", Or One getting his "toe gristled" are one in the same. It simply means you are getting your fuck on, or getting your dick sucked. Think of your dick as your toe. Hence the term "getting my toe gristled

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.