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"
disapproval If you describe someone as dissipated, you disapprove of them because they spend a lot of time drinking alcohol and enjoying other physical pleasures, and are probably unhealthy because of this. Flynn was still handsome, though dissipated. = dissolute. spending too much time enjoying physical pleasures such as drinking alcohol in a way that is harmful
To separate into parts and disappear; to waste away; to scatter; to disperse; to vanish; as, a fog or cloud gradually dissipates before the rays or heat of the sun; the heat of a body dissipates
When something dissipates or when you dissipate it, it becomes less or becomes less strong until it disappears or goes away completely. The tension in the room had dissipated He wound down the windows to dissipate the heat