Industry Terms

Industry Terms & Commonly Used Slang

Scratching your head over what “kief” is? 

Since many of our learners are newbies in the cannabis industry, you might see confusing words or phrases in the community. Browse our glossary to find a variety of cannabis term definitions and become more educated on industry terminology. 

This glossary will clear up the confusion and get you speaking like a native GC'er in no time! Also, please add new glossary terms if you see anything missing.

Browse the glossary using this index

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Another popular slang term for cannabis, the name 'green' is often used as a sort of code.

Green Crack

Although it’s just cannabis, this strain gets its name from its keen potency. There are currently two types of Green Crack - the Sativa-dominant strain comes from Skunk #1, while the Indica-dominant one is purported to be derived from an Afghani Indica.

Green Lacewing

Insect that preys on aphids, thrips, whiteflies, etc. and their larva and offspring.

Green Out

When someone smokes too much cannabis and gets way too high. Roughly equivalent to blacking out, except with cannabis instead of liquor. Most often the person who has greened out will become very quiet. In some situations, they may even vomit. If it’s bad enough, the person who has greened out might fall asleep and wake up high the next day. Generally not a good experience, though it does wear off after a while.


A heated structure with transparent or translucent walls and ceiling which offer some environmental control to promote cannabis plant growth.


This refers to a device that is used to break down cannabis buds to create a fine texture, so it burns evenly for better airflow and trichome exposure. A grinder has two halves with pegs aligned systematically to ensure the plant material is shredded effectively when turned. Grinders come in various types of materials like metal, acrylic, aluminum or wood. They are available in different shapes and sizes with the cylindrical shape being the most common.


Dung from birds, high in organic nutrients - seabird guano is noted for being high in nitrogen, and bat guano is high in phosphorus.


An individual cannabis plant having all pistillate flowers - in reference to a population, all-female.

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