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