The document defines possessive adjectives in Spanish and provides examples of how they are used. The possessive adjectives are: mi/mis = my, tu/tus = your, su/sus = her/his/its, nuestro/nuestra = our, vuestro/vuestra = y'alls, and su/sus = their. Examples are given showing how these possessive adjectives are used before nouns like jaqueta (jacket), bolígrafo (pen), and calculadora (calculator) to indicate possession.