Possessive Adjectives Defining What Belongs to Whom What is a Possessive Adjective? In Italian, possessive adjectives must agree in gender and number with the nouns that they modify. Possessive adjectives are also sometimes preceded by a definite article. Rules regarding article usage The definite article is not used before a singular, unmodified noun referring to a family relationship. For example: mio fratello The definite article is used when the noun is plural. The definite article is also used when the noun is modified by another adjective. For example: il mio amico americano The definite article is also used when the possessive adjective is loro. Masculine Forms of Possessive Adjectives English My Your (fam.) His Her Your (form.) Our Your (fam.) Their Your (form.) Singular il mio il tuo il suo il suo il Suo il nostro il vostro il loro il Loro Plural i miei i tuoi i suoi i suoi i Suoi i nostri i vostri i loro i Loro Feminine Forms of Possessive Adjectives English Singular My Your (fam.) His Her Your (form.) Our Your (fam.) Their Your (form.) la la la la la la la la la mia tua sua sua Sua nostra vostra loro Loro Plural le le le le le le le le le mie tue sue sue Sue nostre vostre loro Loro