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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First filial generation, the offspring of two P1 (parent) cannabis plants.


Second filial generation, resulting from a cross between two F1 cannabis plants.

Fan Leaves

Large, fan-like cannabis leaves - fan leaves are usually low in potency.


This refers to a rolled cannabis cigarette or joint which is quite large as it contains a large amount of cannabis. Usually, a fatty is shared among a group of people and can last over a period of time. The common use is, 'Want to smoke a fatty?'


Comments on products, services, and work environments from an end-user, employee, supplier, or vendor.


Pistillate, ovule, and seed producing cannabis plant.


Feminized plants come from seeds that have been selectively bred to produce only female plants since they produce flowers (which is where most of the cannabinoids are found) and are the only ones that are used to create cannabis products. Feminized seeds are intended to make things easier for growers by eliminating the need to determine the sex of growing plants and remove males early on to prevent fertilization. Generally, feminized seeds produce the same quality of plants as naturally produced seeds.

Feral Cannabis

Feral cannabis (often referred to as 'ditch weed') is wild-growing cannabis generally descended from industrial hemp plants previously cultivated for fiber, with low or negligible amounts of psychoactive Tetrahydrocannabinol (or THC).


Substances that provide essential nutrients for plant growth, such as nitrogen, phosphorus, or potassium. Generally used to promote or enhance growth characteristics. Fertilizers may be derived from raw plant material, composts, and other organic matter. Also refers to sexual reproduction using male pollen impregnate the female plant's ovary to produce seeds.

Fertilizer Burn

Over-fertilization - first, leaf tips brown, then leaves curl.

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