单词 theirn 释义 theirna midl., south., and U.S. dial. form for theirs, on the analogy of ourn, yourn, hisn, hern. See also Eng. Dial. Dict.1836T. C. Haliburton Clockmaker 1st Ser. x. 50 When other folks lost theirn from the boys, hisn always hung there...