A $20 worth amount of weed

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.

what ever weed is worth 20 dollars at the time

Refers to any quantity of drugs delivered in a bag worth $20.

twenty dollars worth of weed. amounts can vary depending on quality but is usually about a gram. Smallest amount usually available in most areas, you can tell if someone doesn't know what they are doing if they ask for a dime or nickle. a 20 sack is the perfect amount to roll a nice blunt with if you know how to roll.

2.5 G. (grams) of Marijuana, usually costing $20.

20 naked men tea bagging a single lucky girl