One of the most popular recreational psychoactives, most commonly sold in the form of "ecstasy" tablets. It is known for its empathogenic, euphoric, and stimulant effects, and has also been used in psychotherapy.

when you're hungover as shit after a spending a night drunk as a skunk

3,4-Methylenedioxymethamphetamine is molly, or ecstasy. It is a type of drug, not a medical one but a psychoactive drug. If you don’t know what a psychoactive drug is it’s the ones drug dealers give out, aka the bad ones. Molly is a drug you smoke.