possessive (Adjective) — (grammar) serving to express or indicate possession. ex. "possessive pronouns"
possessive (Adjective) — Desirous of owning. ex. "small children are so possessive they will not let others play with their toys"
possessive (Adjective) — Having or showing a desire to control or dominate. ex. "a possessive parent"
possessive (Noun) — The case expressing ownership.