Final answer:
In Web marketing, a cookie is the information a website stores on a user's hard drive to remember preferences and track behavior for analytics and personalized experiences.
Step-by-step explanation:
In the context of Web marketing, a cookie refers to the information a Web site stores on a user's hard drive. Cookies are used by websites to remember user preferences, login status, and to track visitor behavior on the site for the purposes of analytics and targeted advertising. They play a crucial role in creating a smooth and personalized user experience.