dope

Slang terms for inside information.

“is that the straight dope?”

Street names for marijuana.

An ignorant or foolish person.

Carbonated drink flavored with extract from kola nuts (`dope' is a southernism in the United States).

Give a narcotic to.

“The athletes were dope by the coach before the race”

Add impurities to (a semiconductor) in order to produce or modify its properties.

“The resistors have been doped”

Take drugs to improve one's athletic performance.