- The definition of an advertisement is an announcement, particularly for items or services that are up for sale, rent or which are available.
A commercial about the benefits of a brand of dog food, a page in a magazine promoting a sports drink and a flyer about party entertainment services are each an example of an advertisement.
advertisement definition by Webster's New World
- the act of advertising
- a public notice or announcement, usually paid for, as of things for sale, needs, etc.
advertisement definition by American Heritage Dictionary
- The act of advertising.
- A notice, such as a poster or a paid announcement in the print, broadcast, or electronic media, designed to attract public attention or patronage.