MDMAalso: エムディーエムエーFreq.FrequencyTop 50,000Meanings1nounMDMA; ecstasy; methylenedioxymethamphetamineRefers to the psychoactive drug, commonly known as ecstasy. Used in medical, legal, and colloquial contexts.MDMAは日本にほんでは違い法ほう薬やく物ぶつに指し定ていされている。MDMA is classified as an illegal drug in Japan.