From that + one. (West Country) IPA(key): /ðæːʔn̩/ <span class="searchmatch">that'n</span> (slang, West Country, US regional) that one....
I'm gonna do it like this: you take this'n, I'll take <span class="searchmatch">that'n</span>; you take this'n, I'll take <span class="searchmatch">that'n</span>; […] 2012, Liza Cody, Musclebound, page 15: Which really...