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"
lost in thought; showing preoccupation; "an absent stare"; "an absentminded professor"; "the scatty glancing quality of a hyperactive but unfocused intelligence"
deeply absorbed in thought; "as distant and bemused as a professor listening to the prattling of his freshman class"; "lost in thought"; "a preoccupied frown"