unrestrained by convention or morality; "Congreve draws a debauched aristocratic society"; "deplorably dissipated and degraded"; "riotous living"; "fast women"
a person who has fallen into a decadent state (morally or artistically)
marked by excessive self-indulgence and moral decay; "a decadent life of excessive money and no sense of responsibility"; "a group of effete self-professed intellectuals"
marked by immorality; deviating from what is considered right or proper or good; "depraved criminals"; "a perverted sense of loyalty"; "the reprobate conduct of a gambling aristocrat"