50 sack Share definition Flag A $50 sack of pot, here in Victioria thats about 8grams. Also known as a 1/4 of pot. Yo, jim could you pass a fatty 50 sack of that green! 50 sack by thor brenner gostasson July 20, 2007 0 0 Get merch Get the 50 sack mug. Buy Now — $32.95 See more merch