Vocabulary What does 麻薬 (まやく, mayaku) mean? 麻薬 (まやく, mayaku) means narcotic; drug; dope. Quick factsReadingまやくRomajimayakuPart of speechnoun 麻薬まやくmayakunarcotic; drug; dope1noun narcotic; drug; dopeAlso written: 痲薬Kanji in this word麻hemp, flax; numb薬medicine, drug