ˈdrəg 
1a : a substance used as a medication or in the preparation of medication
b according to the Food, Drug, and Cosmetic Act
(2) : a substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease prescription drugs drugs for treating high blood pressure
(3) : a substance other than food intended to affect the structure or function of the body
(4) : a substance intended for use as a component of a medicine but not a device or a component, part, or accessory of a device
2 : something and often an illegal substance that causes addiction, habituation (see habituation sense 2b), or a marked change in consciousness keeping teens off drugs heroin and other hard drugs
4 obsolete : a substance used in dyeing or chemical operations
transitive verb
2 : to administer a drug to drugged against pain
3 : to lull or stupefy as if with a drug the kind of overly familiar music that delights most audiences and drugs most critics — Time
dialectal past tense of drag
