Can: 1 ounce

Caned: Heavily Stoned.

Canna: Italian joint.

Cannabaceae: The family to which only Cannabis & Hops belong.

Cannabinoid: The cyclic hydrocarbon, which is found only in Cannabis (Its the bit that gets you stoned!)

Cannabis: The Latin genus(family) name for marijuana/hemp.

Carrot: A huge joint packed to the brim, the size and shape of a carrot.

Cashed: When there nothing left in the bowl but ash.

CBC: Cannabichromene (One of the cannabinoids found in Cannabis)

CBD: Cannabidiol (One of the cannabinoids found in Cannabis)

CBDV: Cannabidiverol (One of the cannabinoids found in Cannabis)

CBG: Cannabigerol (One of the cannabinoids found in Cannabis)

CBN: Cannabinol (One of the cannabinoids found in Cannabis)

CBNV: Cannabiverol (One of the cannabinoids found in Cannabis)

CBT: Cannabitriol (One of the cannabinoids found in Cannabis)

CCY: Cannabicyclol (One of the cannabinoids found in Cannabis)

Cess: The lowest category of dope.

Chokes: What you might get after hitting a bucket bong.

Chooch: A mean dealer.

Chronic: The best weed money can buy.

Clam Bake: Smoking in a car with the windows up.

Clone: An asexually produced plant which preserves its parents genotype.

Commercial: Buds that come packed in a brick.
Cop: To buy marijuana.

Cotton-mouth: The driest a mouth can get after smoking cannabis.

Crutch: A makeshift roach clip made from a thin piece of cardboard, usually a matchbook cover, rolled into a cylindrical shape.