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)

slang terms for inside information; "is that the straight dope?"

take drugs to improve one's athletic performance

add impurities to (a semiconductor) in order to produce or modify its properties; "The resistors have been doped"

give a narcotic to; "The athletes were dope by the coach before the race"