A term used for by recreational dextromethorphan users, meaning hung over. The period of time after a self-induced "high" has worn off, but there is still altered vision and awareness
after-effect after-effects in AM, use aftereffect The after-effects of an event, experience, or substance are the conditions which result from it. people still suffering from the after-effects of the world's worst nuclear accident. a bad effect that continues for a long time after the thing that caused it the after-effects (of sth)