methaqualone

/mɛθˈkwɑːloʊn/
noun
  1. A sedative-hypnotic drug, formerly used as a sleep aid and recreational drug, now illegal in many countries.
    • The abuse of methaqualone led to its ban in the United States in 1984.
    • Some countries still report illegal production of methaqualone for recreational use.
    • Methaqualone was sold under the brand name Quaalude in the 1960s and 1970s.
Synonyms