Noun
an isomer of amphetamine (trade name Dexedrine) used as a central nervous system stimulant
Source: WordNetAnother example is Ginsberg's observation on Bob Dylan during Dylan's hectic and intense 1966 electric-guitar tour, fuelled by a cocktail of amphetamines, citation opiates, citation alcohol, citation and psychedelics, citation as a Dexedrine Clown. Source: Internet
Strong cravings for more Dexedrine. Source: Internet