methylenedioxymethamphetamine /ˈmɛ.θɪ.liːn.daɪ̯ˈɔk.siˈmɛ.θɪmˈfɛ.tɪ.min/ noun1 •A synthetic drug that affects brain chemicals involved in mood, energy, and social connection, often producing feelings of euphoria, emotional warmth, and increased empathy.One for the money, two for the better green 3, 4-methylenedioxy-methamphetamine Told the knock kneed, ghetto queen, get the head fiend Tell him it's from Medellín and use oxyacetylene — 2002 formsmethylenedioxymethamphetamines