an addicting drug capable of producing severe physical or psychological dependence, as heroin.
A narcotic, like heroin or morphine, that is powerfully addictive and injurious: The American problem is heroin, as ”hard” a drug as there is
[1960s+ Narcotics; probably modeled on hard liquor]
adjective acquired or attained by great effort or work
[hahr-duh-kuh-noot, -nyoot] /ˌhɑr də kəˈnut, -ˈnyut/ noun 1. 1019?–42, king of Denmark 1035–42, king of England 1040–42 (son of Canute). /ˈhɑːdɪkəˌnjuːt/ noun 1. same as Harthacanute
[hahrd-ej] /ˈhɑrdˌɛdʒ/ adjective 1. of, relating to, or characteristic of a style of abstract painting associated with the 1960s and marked chiefly by sharply outlined geometric or nongeometric forms. adjective 1. of, relating to, or denoting a style of painting in which vividly coloured subjects are clearly delineated
[hahrd-ejd] /ˈhɑrdˌɛdʒd/ adjective 1. realistic and uncompromising: a hard-edged documentary.