The crystals and "hairs" that fall off when kind bud (high grade marjuana) and is found at the bottom of the bag or when it is put on a screen and shaken. It is highly sought after. We got so much Leif when we dumped out that pound of kind bud!
Definitions include: A knob jockey is a man that likes to ride another mans cock . The term knob jockey is often used as a definition to explain to your piers what you think of another person normally used out of frustration or anger towards a another male.