To become held; to gain or have a firm footing; to be recognized or established; to subsist; to become prevalent or general; to prevail; as, the custom obtains of going to the seashore in summer.(verb)
source: webster1913
To gain or have a firm footing; to become recognized or established; to become or be prevalent or general; as, the custom obtains of going to the seashore in summer.(verb)