Dope also can mean an oil or lubricant, or a varnish that is painted on the fabric covering an aircraft. Pipe dope is a sealant used on pipe threads. Dope is used to stabilize liquid explosives.
Modern usage comes from the widespread use of model airplane glue, which was to be applied only in well-ventilated areas. Breathing the fumes made people "dopey," acting stupid, foolish, and clumsy. The term “dope,” is generally used today to refer to anything that gets people “high,” either pharmaceuticals or the evening news.
Dopers, may appear stupefied, confused, muddled, befuddled, disorientated, groggy, or muzzy.
The '60s are gone, dope will never be as cheap, sex never as free, and the rock and roll never as great. ~ Abbie Hoffman
Dove said “What Dope?”
Q: How do you plant dope?
A: Bury a blond.
Dope will get you through times of no money better than money will get you through times of no dope. ~ Gilbert Shelton
People who do Marajuanna call Heroin Dope.
Word has also been used to describe how good somthing is.
OMG, I smoke the green but I don't do dope ( AKA Heroin )
Man that car is dope!