静脉吸毒 jìngmàixīdú intravenous drug use Origin Definitions Defs Strokes Stroke Words Sentences Sents 静脉 靜脈 jìngmài vein A blood vessel that carries blood from parts of the body back to the heart; functions in contrast to the 动脉 dòngmài.吸毒 xīdú verb + noun to take drugs to take or inject illegal drugs (such as heroin, opium, or methamphetamines)