When you sit inside an enclosed place (like a car, a small room, etc.) and smoke up. You will breathe in the smoke in the air, as well as through whatever your smoking out of. Once you get out of the place into fresh air, it hits you real hard and you become really high. See Hot-Boxing
by Root January 08, 2003

The hole found on pipes and bongs, it allows you to clear the chamber that is found on these devices. You hold your finger over it while smoking the device, and let go when you want to clear it.
by Root January 08, 2003

The active ingredients in cannabis which produce the psychoactive effects, these include among others THC. One cannabidiol (CBD) is a THC antagonist.
by Root January 08, 2003
