| marijuana | A often used street drug that is derived from the marijuana plant (active ingredient tetra-hydro-cannabinol). Used to heighten perception, cause mood swings and relax the mind and body. Signs of use include: red eyes, lethargy and uncoordinated body movements. Long term effects include a decrease in motivation, but may also have harmful effects on the brain, heart, lung and reproductive system. (27 Sep 1997) |
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| marijuana abuse | The excessive use of marijuana with associated psychological symptoms and impairment in social or occupational functioning. (12 Dec 1998) |
| marijuana smoking | Inhaling and exhaling the smoke from cannabis. (12 Dec 1998) |