Wiktionary
theirn
pron. (context obsolete outside British and American dialects especially Appalachian English) theirs.
Usage examples of "theirn".
By sich calculation as meself can make, an' as me memory serve me, oor time be about six hours ahead o' theirn, so the lab ne'er will iver be missed.
By sich calculation as meself can make, an' as me memory serve me, oor time be about six hours ahead of theirn, so the lab ne'er will iver be missed.
I never seen people look so helpless and tangled up, and I hain’t ever seen eyes bug out and gaze without a blink the way theirn did.
For it is possible, I think, that the angels should have been created perfect in number, and that afterwards man was created to complete theirn umber when it had been lessened.