HER, pronounced hur, an adjective, or pronominal adjective of the third person. [L. suus.]
Her is also used as a pronoun or substitute for a female in the objective case, after a verb or preposition.
Hers is primarily the objective or genitive case, denoting something that belongs to a female. But it stands as a substitute in the nominative or objective case.
Here hers stands for her fortune, but it must be considered as the nominative to could mend. I will take back my own book and give you hers. Here hers is the object after give.