When you let somebody's grandma fart on you while she watches you take a shit behind a dumpster in the back of a Denver Denny's. Afterwords you wipe your ass with soggy used napkins found in said dumpster, and stick them on the dumpster to form a Z shape. This indicates that Zoro was here.

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.