The original VB Ghantron. The dankest weed out, shiny and almost glass like in appearance due to high levels of THC crystal formation. From the crypt of Mother Nugget.
1. Chronic herb that can be considered "sub-par."
2. Buds that are generally cheap and low in THC content.
3. Any marijuana substance that results in headache when smoked.
By now you should be able to effectively identify and avoid "Giro Chron" without an example.