Green’s Dictionary of Slang

(drugs) MDMA.

2000		N. Berenstein at Silver Chips Online 13 Oct. 🌐 XTC, X, E, Adam, Baby Slits, Love Potion #9, The Hug Drug, Lucky Charms, Clarity, Roll, E-Bomb, Diana Ross, Essence, Molly, Yuppie Psychedelic or The Mellow Drug of America. Whatever clever nickname you’ve heard it called, ecstasy is illegal, dangerous and present at Blair.
2001		ONDCP Street Terms 6: Clarity — Methylenedioxymethamphetamine (MDMA).