A possessive noun is a noun indicating ownership, possession, origin or purpose. For example "the story of the witness" can be turned into "the witness's story". The
… possessive is shown by adding an 's to the end of a noun or just an ' after plural nouns already ending in -s. Examples: the car of my mother = my mother's car the teacher of our class = our class's teacher the coats of the children = the children's coats the covers of the books = the books' covers the meeting of the bosses = the bosses' meeting The ladies' room does not belong to ladies, it means that it is designated for the use of ladies. A store that sells men's suits doesn't sell suits that belong to some men, it sells suits for men. A book of Shakespeare's plays are not plays that belong to Mr. Shakespeare, they are plays written by him. There are two types of possessive pronouns: Possessive pronouns are words that take the place of a noun that belongs to someone or something. The seven possessive pronouns are: mine, yours, hers, his, its, ours, theirs. Possessive adjectives are words that describe a noun as belonging to someone or something. Possessive adjectives are placed just before the noun they describe. The seven possessive adjectives are: my, your, his, her, its, our, their. Examples: The Browns live on this street. That house is theirs. (possessive pronoun) The Browns live on this street. That is their house. (possessive adjective) (MORE) 
