say it: DIS-uh-pay-tid
dissipated is an adjective meaning "unrestrained by convention or morality". It carries 2 recorded senses.
unrestrained by convention or morality
“Congreve draws a debauched aristocratic society”
“deplorably dissipated and degraded”
“riotous living”
“fast women”
preoccupied with the pursuit of pleasure and especially games of chance
“led a dissipated life”
“a betting man”
“a card-playing son of a bitch”
“a gambling fool”
“sporting gents and their ladies”
Definitions, synonyms and semantic relations for dissipated come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.