The practice of buying two coffees, especially a combination of one small, speciality coffee drink (i.e. "tall skinny vanilla latte") and one large, plain black coffee, with the intent of quickly ingesting (i.e. chugging) the flavored specialty drink for the quick caffeine jolt and then using the larger coffee as a methadone supplement to maintain the caffeine high.

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.