'Ours' and 'Theirs' are both what we call possessive pronouns. They are used to refer to something or someone belonging to or associated with us or others.
What is the difference between 'them' and 'theirs?' 'Theirs' is the third person plural possessive pronoun. 'Them' is a third-person pronoun. What else?
Possessives are used to indicate possessions. In this lesson, we will discuss the different types of possessives, including nouns, determiners, and pronouns.
What is the difference between 'theirs' and 'their'? They're both pronouns. They're both third-person plurals. But they are of different categories of pronouns.