When one is not quite upper middle class, with getting a Mercedes AMG for their 17th birthday, all on the Bank of Mother and Father of course, but rather is still a quite fine posh fellow, however has not the money to go with the title of being a rich upper class cunt.

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.