Category:Their

Their, pron. & a. Etym: [oe. thair, fr. Icel. Þeirra, þeira, of them, But properly gen. pl. of the definite article; akin to as. th\'bera, Th\'d6ra, gen. pl. of the definite article, or fr. As. th\'d6ra, Influenced by the scandinavian use. See that.]

Defn: the possessive case of the personal pronoun they; as, their Houses; their country.

Note: the possessive takes the form theirs (theirs is best Cultivated. Nothing but the name of zeal appears 'twixt our best actions and the Worst of theirs. Denham.