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"
the fundamental assumptions from which something is begun or developed or calculated or explained; "the whole argument rested on a basis of conjecture"
the most important or necessary part of something; "the basis of this drink is orange juice"