The definition of a depressant is a substance that reduces functional or nervous activity, or something that hinders economics or other activity.
A sedative medicine
a drug that reduces excitability and calms a person
Any of a group of drugs that act as depressants of the central nervous system, are highly addictive, and are used primarily as sedatives and anticonvulsants. Phenobarbital and pentobarbital are examples of barbiturates.
Find another word for downer. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for downer, like: bummer, skirrow, depressant, predicament, sedative, Robling, sedative drug, barbiturate and dobbins.