angel dust n.(drugs)
1. [1960s+] anything smokeable, e.g. tobacco, marijuana, parsley, mixed with phencyclidine.
2. [1970s] a mixture of cocaine, heroin and morphine, which can be smoked or injected.
3. [1970s] finely chopped marijuana.
4. [1970s+] (also angel’s dust) phencyclidine.
[1980s+] (US) a regular user of cocaine.