half eigth Share definition Flag half eigth of an ounce of weed. Costs usually about 20-25 US dollars. The is about 6-8 bowls (depending on size) in the bag. Dude, do you think that you can hook meup with a half-eigth... I got $20. half eigth by ANTI WIZO April 17, 2004 0 0 Get merch Get the half eigth mug. Buy Now — $32.95 See more merch