An agent, especially a drug, that causes increased activity, especially of the nervous or cardiovascular systems. Caffeine is a commonly used stimulant.
(Informal) Any drug or narcotic, or such drugs collectively
(--- loosely) Any illicit drug, as LSD or marijuana
The definition of a drug is a medication or an addictive substance.
Find another word for hallucinogens. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for hallucinogens, like: stimulants, dopes, narcotics and drugs.