noun
plural drugs
[count] a substance that is used as a medicine
an illegal and often harmful substance (such as heroin, cocaine, LSD, or marijuana) that people take for pleasure
verb
drugs; drugged; drugging
[+ obj] to give a drug to (a person or animal) in order to make that person or animal very sleepy or unconscious
to add a drug to (a food or drink) in order to make someone sleepy or unconscious