hotbox
slang To smoke marijuana in an enclosed space in order to let the smoke accumulate and thus achieve a stronger high. Mom will definitely smell it if we hotbox in her car!
hotboxing
slang The act of smoking marijuana in an enclosed space in order to let the smoke accumulate and thus achieve a stronger high. Look at all that smoke—I bet they're hotboxing in there!
hotbox
tv. to fill a small area with marijuana smoke. He “hotboxed” the closet and they both sat there and drifted.