Definition/Meaning of yourn

• English - Pronoun: yourn ( obsolete outside UK and US dialects , chiefly Appalachia ) Yours .
• English - Etymology: From your +‎ -n , formed on analogy with mine , thine . Compare hisn , ourn . Displaced in standard speech by the -s form , yours , which see for more .
• English - References: “yourn” in Dictionary . com Unabridged , v1 . 0 . 1 , Lexico Publishing Group , 2006.